Spreadsheet: 877570d1724377908-find-a-cell-value-and-return-column-header-um-dup-sample
Sheet: Dup Samples

2024-01-01 00:00:00 | 2024-02-01 00:00:00 | 2024-03-01 00:00:00 | 2024-04-01 00:00:00 | 2024-05-01 00:00:00 | 2024-06-01 00:00:00 | 2024-07-01 00:00:00 | 2024-08-01 00:00:00 |  | Unique | Example of what I'm trying to do
6633899 | 6976301 | 6742532 | 6633899 | 6675864 | 7010908 | 6990535 | 7049329 |  | 6633899
6742532 | 7005270 | 6788455 | 6675864 | 6788455 | 7037180 | 7038605 | 7054953 |  | 6742532
6865019 | 7009834 | 6940434 | 6940434 | 6865019 | 7050564 | 7042468 | 9378083 |  | 6865019
6990509 | 7042566 | 6941260 | 6976301 | 6941260 | 7053003 | 7047603 | 9379205 |  | 6990509
7009975 | 7050275 | 6991328 | 6990509 | 6991328 | 8889834 | 7054953 | 9386648 |  | 7009975
7042566 | 8034002 | 7051279 | 6990535 | 7005270 | 8934014 | 8491667 | 17081068 |  | 7042566
7047603 | 8693407 | 8865560 | 6991328 | 7009834 | 8945838 | 8953495 | 17081942 |  | 7047603
7049329 | 8865560 | 8889834 | 7009834 | 7009975 | 9375733 | 9362902 | 17083625 |  | 7049329
7050275 | 8934014 | 8925699 | 7032689 | 7010908 | 17083317 | 9365514 | 17085103 |  | 7050275
7051279 | 8936960 | 8949285 | 7042468 | 7032689 | 17083986 | 9382078 | 17115486 |  | 7051279
8034002 | 8945838 | 8950279 | 7050564 | 7037180 | 17085103 | 9421273 | 17130766 |  | 8034002
8693407 | 8948389 | 8951506 | 7053003 | 7038605 | 17200249 | 17085032 | 17329671 |  | 8693407
8949130 | 8949285 | 8952294 | 8925699 | 7047603 | 17329671 | 17115486 | 17343582 |  | 8949130
8951506 | 8951806 | 8955278 | 8948389 | 7053003 | 19457256 | 17299869 | 19471284 |  | 8951506
8954437 | 8957815 | 8955934 | 8950279 | 8491667 | 19464570 | 17343582 | 19488086 |  | 8954437
8955668 | 9362902 | 8956030 | 8951806 | 8936960 | 19465721 | 19477016 | 19490519 |  | 8955668
8955934 | 9370875 | 8957815 | 8953495 | 8945838 | 19490519 | 19477610 | 19492604 |  | 8955934
8956030 | 9371253 | 9362749 | 8957113 | 8949130 | 19495237 | 19478160 | 19493365 |  | 8956030
9371253 | 9375733 | 9384961 | 8959425 | 8952294 | 19498564 | 19478476 | 19496303 |  | 9371253
9378083 | 9388657 | 9388657 | 9370875 | 8953495 | 19499427 | 19479389 | 19523766 |  | 9378083
9378729 | 9389538 | 9401186 | 9386648 | 8954437 | 19503420 | 19492604 | 19538751 |  | 9378729
9384961 | 9416722 | 9412211 | 9401186 | 8955278 | 19519659 | 19493352 | 19539188 |  | 9384961
9412211 | 9431069 | 9416722 | 9415373 | 8955668 | 19529969 | 19498564 | 19540427 |  | 9412211
9415373 | 17077306 | 9416751 | 9416751 | 8957113 | 19540322 | 19498811 | 19547077 |  | 9415373
9432779 | 17078528 | 9417352 | 9417352 | 8959425 | 19542359 | 19503775 | 19551994 |  | 9432779
17068238 | 17081942 | 9431069 | 9421273 | 9362749 | 19543198 | 19507855 | 19552831 |  | 17068238
17107600 | 17143897 | 9432779 | 9434930 | 9365514 | 19546910 | 19520843 | 19554614 |  | 17107600
17134352 | 17147724 | 9434930 | 17081068 | 9378729 | 19548086 | 19522218 | 19565679 |  | 17134352
17146214 | 19435316 | 17068238 | 17083317 | 9379205 | 19552831 | 19528321 | 19567203 |  | 17146214
17147899 | 19488086 | 17077306 | 17084256 | 9382078 | 19561356 | 19543787 | 19568100 |  | 17147899
19435316 | 19488131 | 17078528 | 17085032 | 9389538 | 19567931 | 19546910 | 19569308 |  | 19435316
19506078 | 19489335 | 17083625 | 17107600 | 17083986 | 19572783 | 19547806 | 19572242 |  | 19506078
19507266 | 19492283 | 17115486 | 17120735 | 17084256 | 19573823 | 19551868 | 19572419 |  | 19507266
19540130 | 19508511 | 17130766 | 17156403 | 17120735 | 19576106 | 19551994 | 19572518 |  | 19540130
19547923 | 19509659 | 17134352 | 17156628 | 17156628 |  | 19556403 | 19577817 |  | 19547923
 | 19510860 | 17143897 | 19457256 | 17188032 |  | 19571804 | 19579174 |  | 6976301
 | 19520054 | 17146214 | 19467916 | 17200249 |  | 19573823 | 19584352 |  | 7005270
 | 19527195 | 17147724 | 19471284 | 17299869 |  |  |  |  | 7009834
 | 19539119 | 17147899 | 19478476 | 19465721 |  |  |  |  | 8865560
 | 19540427 | 17156403 | 19488302 | 19467916 |  |  |  |  | 8934014
 | 19543084 | 17188032 | 19489335 | 19479389 |  |  |  |  | 8936960
 | 19547515 | 19457256 | 19493352 | 19488131 |  |  |  |  | 8945838
 |  | 19464570 | 19496303 | 19488302 |  |  |  |  | 8948389
 |  | 19477016 | 19496338 | 19495237 |  |  |  |  | 8949285
 |  | 19477610 | 19497391 | 19496338 |  |  |  |  | 8951806
 |  | 19478160 | 19498811 | 19497270 |  |  |  |  | 8957815
 |  | 19492283 | 19500168 | 19497391 |  |  |  |  | 9362902
 |  | 19493365 | 19506078 | 19499427 |  |  |  |  | 9370875
 |  | 19497270 | 19506299 | 19499800 |  |  |  |  | 9375733
 |  | 19498564 | 19507266 | 19503420 |  |  |  |  | 9388657
 |  | 19499800 | 19507557 | 19505749 |  |  |  |  | 9389538
 |  | 19500168 | 19507855 | 19507557 |  |  |  |  | 9416722
 |  | 19503775 | 19510860 | 19508511 |  |  |  |  | 9431069
 |  | 19505749 | 19514682 | 19509659 |  |  |  |  | 17077306
 |  | 19506299 | 19520548 | 19514682 |  |  |  |  | 17078528
 |  | 19519659 | 19520843 | 19519659 |  |  |  |  | 17081942
 |  | 19520054 | 19525601 | 19522218 |  |  |  |  | 17143897
 |  | 19520548 | 19527195 | 19523766 |  |  |  |  | 17147724
 |  | 19528321 | 19530496 | 19525601 |  |  |  |  | 19488086
 |  | 19531773 | 19531773 | 19529969 |  |  |  |  | 19488131
 |  | 19536627 | 19536627 | 19530496 |  |  |  |  | 19489335
 |  | 19541331 | 19538627 | 19538627 |  |  |  |  | 19492283
 |  | 19543084 | 19538751 | 19539119 |  |  |  |  | 19508511
 |  | 19543198 | 19541331 | 19539188 |  |  |  |  | 19509659
 |  | 19544243 | 19542359 | 19540130 |  |  |  |  | 19510860
 |  | 19544818 | 19544818 | 19540322 |  |  |  |  | 19520054
 |  | 19545180 | 19545180 | 19543787 |  |  |  |  | 19527195
 |  | 19547515 | 19547077 | 19544243 |  |  |  |  | 19539119
 |  | 19552831 | 19547806 | 19547923 |  |  |  |  | 19540427
 |  | 19555119 | 19548086 | 19549240 |  |  |  |  | 19543084
 |  | 19561014 | 19549240 | 19551868 |  |  |  |  | 19547515
 |  | 19565679 | 19555119 | 19554614 |  |  |  |  | 6788455
 |  | 19567931 | 19565918 | 19556403 |  |  |  |  | 6940434
 |  | 19571804 | 19569308 | 19561014 |  |  |  |  | 6941260
 |  | 19572783 | 19571696 | 19561356 |  |  |  |  | 6991328
 |  |  | 19572518 | 19565679 |  |  |  |  | 8889834
 |  |  | 19577817 | 19565918 |  |  |  |  | 8925699
 |  |  |  | 19567203 |  |  |  |  | 8950279
 |  |  |  | 19568100 |  |  |  |  | 8952294
 |  |  |  | 19571696 |  |  |  |  | 8955278
 |  |  |  | 19572242 |  |  |  |  | 9362749
 |  |  |  | 19572419 |  |  |  |  | 9401186
 |  |  |  | 19576106 |  |  |  |  | 9416751
 |  |  |  | 19579174 |  |  |  |  | 9417352
 |  |  |  | 19584352 |  |  |  |  | 9434930
 |  |  |  |  |  |  |  |  | 17083625
 |  |  |  |  |  |  |  |  | 17115486
 |  |  |  |  |  |  |  |  | 17130766
 |  |  |  |  |  |  |  |  | 17156403
 |  |  |  |  |  |  |  |  | 17188032
 |  |  |  |  |  |  |  |  | 19457256
 |  |  |  |  |  |  |  |  | 19464570
 |  |  |  |  |  |  |  |  | 19477016
 |  |  |  |  |  |  |  |  | 19477610
 |  |  |  |  |  |  |  |  | 19478160
 |  |  |  |  |  |  |  |  | 19493365
 |  |  |  |  |  |  |  |  | 19497270
 |  |  |  |  |  |  |  |  | 19498564
 |  |  |  |  |  |  |  |  | 19499800
 |  |  |  |  |  |  |  |  | 19500168
 |  |  |  |  |  |  |  |  | 19503775
 |  |  |  |  |  |  |  |  | 19505749
 |  |  |  |  |  |  |  |  | 19506299
 |  |  |  |  |  |  |  |  | 19519659
 |  |  |  |  |  |  |  |  | 19520548
 |  |  |  |  |  |  |  |  | 19528321
 |  |  |  |  |  |  |  |  | 19531773
 |  |  |  |  |  |  |  |  | 19536627
 |  |  |  |  |  |  |  |  | 19541331
 |  |  |  |  |  |  |  |  | 19543198
 |  |  |  |  |  |  |  |  | 19544243
 |  |  |  |  |  |  |  |  | 19544818
 |  |  |  |  |  |  |  |  | 19545180
 |  |  |  |  |  |  |  |  | 19552831
 |  |  |  |  |  |  |  |  | 19555119
 |  |  |  |  |  |  |  |  | 19561014
 |  |  |  |  |  |  |  |  | 19565679
 |  |  |  |  |  |  |  |  | 19567931
 |  |  |  |  |  |  |  |  | 19571804
 |  |  |  |  |  |  |  |  | 19572783
 |  |  |  |  |  |  |  |  | 6675864
 |  |  |  |  |  |  |  |  | 6990535
 |  |  |  |  |  |  |  |  | 7032689
 |  |  |  |  |  |  |  |  | 7042468
 |  |  |  |  |  |  |  |  | 7050564
 |  |  |  |  |  |  |  |  | 7053003
 |  |  |  |  |  |  |  |  | 8953495
 |  |  |  |  |  |  |  |  | 8957113
 |  |  |  |  |  |  |  |  | 8959425
 |  |  |  |  |  |  |  |  | 9386648
 |  |  |  |  |  |  |  |  | 9421273
 |  |  |  |  |  |  |  |  | 17081068
 |  |  |  |  |  |  |  |  | 17083317
 |  |  |  |  |  |  |  |  | 17084256
 |  |  |  |  |  |  |  |  | 17085032
 |  |  |  |  |  |  |  |  | 17120735
 |  |  |  |  |  |  |  |  | 17156628
 |  |  |  |  |  |  |  |  | 19467916
 |  |  |  |  |  |  |  |  | 19471284
 |  |  |  |  |  |  |  |  | 19478476
 |  |  |  |  |  |  |  |  | 19488302
 |  |  |  |  |  |  |  |  | 19493352
 |  |  |  |  |  |  |  |  | 19496303
 |  |  |  |  |  |  |  |  | 19496338
 |  |  |  |  |  |  |  |  | 19497391
 |  |  |  |  |  |  |  |  | 19498811
 |  |  |  |  |  |  |  |  | 19507557
 |  |  |  |  |  |  |  |  | 19507855
 |  |  |  |  |  |  |  |  | 19514682
 |  |  |  |  |  |  |  |  | 19520843
 |  |  |  |  |  |  |  |  | 19525601
 |  |  |  |  |  |  |  |  | 19530496
 |  |  |  |  |  |  |  |  | 19538627
 |  |  |  |  |  |  |  |  | 19538751
 |  |  |  |  |  |  |  |  | 19542359
 |  |  |  |  |  |  |  |  | 19547077
 |  |  |  |  |  |  |  |  | 19547806
 |  |  |  |  |  |  |  |  | 19548086
 |  |  |  |  |  |  |  |  | 19549240
 |  |  |  |  |  |  |  |  | 19565918
 |  |  |  |  |  |  |  |  | 19569308
 |  |  |  |  |  |  |  |  | 19571696
 |  |  |  |  |  |  |  |  | 19572518
 |  |  |  |  |  |  |  |  | 19577817
 |  |  |  |  |  |  |  |  | 7010908
 |  |  |  |  |  |  |  |  | 7037180
 |  |  |  |  |  |  |  |  | 7038605
 |  |  |  |  |  |  |  |  | 8491667
 |  |  |  |  |  |  |  |  | 9365514
 |  |  |  |  |  |  |  |  | 9379205
 |  |  |  |  |  |  |  |  | 9382078
 |  |  |  |  |  |  |  |  | 17083986
 |  |  |  |  |  |  |  |  | 17200249
 |  |  |  |  |  |  |  |  | 17299869
 |  |  |  |  |  |  |  |  | 19465721
 |  |  |  |  |  |  |  |  | 19479389
 |  |  |  |  |  |  |  |  | 19495237
 |  |  |  |  |  |  |  |  | 19499427
 |  |  |  |  |  |  |  |  | 19503420
 |  |  |  |  |  |  |  |  | 19522218
 |  |  |  |  |  |  |  |  | 19523766
 |  |  |  |  |  |  |  |  | 19529969
 |  |  |  |  |  |  |  |  | 19539188
 |  |  |  |  |  |  |  |  | 19540322
 |  |  |  |  |  |  |  |  | 19543787
 |  |  |  |  |  |  |  |  | 19551868
 |  |  |  |  |  |  |  |  | 19554614
 |  |  |  |  |  |  |  |  | 19556403
 |  |  |  |  |  |  |  |  | 19561356
 |  |  |  |  |  |  |  |  | 19567203
 |  |  |  |  |  |  |  |  | 19568100
 |  |  |  |  |  |  |  |  | 19572242
 |  |  |  |  |  |  |  |  | 19572419
 |  |  |  |  |  |  |  |  | 19576106
 |  |  |  |  |  |  |  |  | 19579174
 |  |  |  |  |  |  |  |  | 19584352
 |  |  |  |  |  |  |  |  | 17085103
 |  |  |  |  |  |  |  |  | 17329671
 |  |  |  |  |  |  |  |  | 19490519
 |  |  |  |  |  |  |  |  | 19546910
 |  |  |  |  |  |  |  |  | 19573823
 |  |  |  |  |  |  |  |  | 7054953
 |  |  |  |  |  |  |  |  | 17343582
 |  |  |  |  |  |  |  |  | 19492604
 |  |  |  |  |  |  |  |  | 19551994