Table:
0
A
B
C
D
E
1
Week
Date
Opponent
Result
Attendance
2
1
September 6, 1981
Houston Oilers
L 27-20
63,198
3
2
September 13, 1981
at New Orleans Saints
L 23-17
62,063
4
3
September 20, 1981
Green Bay Packers
W 35-23
61,286
5
4
September 28, 1981
at Chicago Bears
W 24-7
62,461
6
5
October 4, 1981
Cleveland Browns
W 27-16
63,924
7
6
October 11, 1981
at Atlanta Falcons
W 37-35
57,841
8
7
October 18, 1981
at Dallas Cowboys
L 29-17
64,649
9
8
October 25, 1981
at San Francisco 49ers
L 20-17
59,190
10
9
November 1, 1981
Detroit Lions
W 20-13
61,814
11
10
November 8, 1981
New Orleans Saints
L 21-13
61,068
12
11
November 15, 1981
at Cincinnati Bengals
L 24-10
56,836
13
12
November 22, 1981
San Francisco 49ers
L 33-31
63,456
14
13
November 29, 1981
at Pittsburgh Steelers
L 24-0
51,854
15
14
December 6, 1981
at New York Giants
L 10-7
59,659
16
15
December 14, 1981
Atlanta Falcons
W 21-16
57,054
17
16
December 20, 1981
Washington Redskins
L 30-7
52,224

Questions and formulas:
Question: Who was the opponent on week 3?
Formula: LET(query1,SUMMARIZE(C1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=3))
Formula2: LET(query1,SUMMARIZE(C2:C17,SUMX(A2:A17)),FILTER(query1,CHOOSECOLS(query1,2)=3))
Level: hard