# A012147 (b-file synthesized from sequence entry)
0 1
1 3
2 41
3 1467
4 100625
5 11103155
6 1795927225
7 400540116971
8 117802787966241
9 44174901566136419
10 20571101104110689353
11 11646565567973048707867
12 7878351005250269762378801
13 6275481526065593121954975251