# A012153 (b-file synthesized from sequence entry)
0 1
1 1
2 21
3 1053
4 96905
5 14216409
6 3045819741
7 897606889013
8 348348521840273
9 172224469448231985
10 105685328498514238501
11 78822199814116989651661
12 70223663543654715642543129
13 73659278933239564262294052361