# A173312 (b-file synthesized from sequence entry)
0 1
1 2
2 4
3 11
4 53
5 482
6 7918
7 226266
8 11076482
9 922911942
10 130457184642
11 31226202037017
12 12642538061714517
13 8652026056359367017
14 10004193381504526849017
15 19539080428042781631746217