# A113361 (b-file synthesized from sequence entry)
0 1
1 9
2 81
3 879
4 11739
5 190044
6 3654814
7 81947221
8 2107962168
9 61366149296
10 1998607800064
11 72112467306074
12 2858551691428042
13 123596917897265255
14 5792708223233376744
15 292682081981049699408
16 15865848522184194142469