# A012849 (b-file synthesized from sequence entry)
0 1
1 7
2 193
3 13319
4 1721281
5 357281351
6 108706678273
7 45591739883975
8 25211971076762753
9 17775279702237604231
10 15562493015528998511681
11 16565188691481564795512967
12 21067308092979783990029042241