# A125803 (b-file synthesized from sequence entry)
0 1
1 6
2 51
3 861
4 32856
5 3013980
6 690729981
7 406279238154
8 625750288074015
9 2563196032703643450
10 28270494794022487841733
11 848050124165724284639262951
12 69769378541879435090796205851249