# A125796 (b-file synthesized from sequence entry)
0 1
1 7
2 49
3 455
4 6321
5 140231
6 5174449
7 326603719
8 35994670257
9 7036275790791
10 2470183452677297
11 1573137497080468423
12 1832597507832323118257
13 3932481446278522861786055
14 15637033863127787477309461681
15 115814953429924513361085880079303
16 1604893891765170672173387008222303409