# A103974 (b-file synthesized from sequence entry)
1 1
2 5
3 65
4 901
5 12545
6 174725
7 2433601
8 33895685
9 472105985
10 6575588101
11 91586127425
12 1275630195845
13 17767236614401
14 247465682405765
15 3446752317066305
16 48007066756522501
17 668652182274248705