# A124553 (b-file synthesized from sequence entry)
0 1
1 3
2 15
3 91
4 666
5 5955
6 65794
7 901881
8 15346419
9 324465907
10 8535776700
11 279761994750
12 11438401220798
13 584130591952902
14 37300812251856828
15 2981666324471342976
16 298639111371493692105
17 37510558656296021069859