Try original functional from shifted by  1. This is mostly in between
take 6 and take 7, but prunes more at higher depth so it may be better at LTC

d    orig take1 take2 take3 take4 take5 take6 take7 forTake8
0     3     3     5     5     5     4     3     3        3
1     3     3     5     5     5     4     3     3        4
2     4     4     6     6     6     5     4     4        5
3     5     5     8     8     8     7     5     5        6
4     6     6    11    11    10     9     7     7        8
5     8     8    14    14    12    11     9     9       10
6    10    10    18    18    15    14    12    11       12
7    12    12    22    22    18    17    15    14       15
8    15    16    26    26    22    21    18    17       18
9    18    19    31    30    26    25    21    20       21
10   21    22    37    34    30    29    25    23       25
11   25    26    43    38    35    34    29    27       29
12   29    30    50    42    40    39    33    31       33
13   33    34    57    46    45    44    38    36       37
14   37    38    64    50    51    50    43    40       42
15   42    43    72    54    57    56    49    45       47
16   47    48    80    58    64    63    54    51       52
17   52    53    89    62    70    69    60    56       57
18   57    58    98    66    77    76    66    62       63
19   63    64   107    70    85    84    73    68       68
20   68    69   117    74    93    92    80    74       74