# A012157 (b-file synthesized from sequence entry)
0 1
1 1
2 17
3 673
4 48929
5 5673089
6 961574833
7 224363899425
8 68975480890433
9 27023130631305217
10 13143522467110047569
11 7770835407698957687457
12 5488724780305016514749281
13 4564763996367746354642156161