# A227660 (b-file synthesized from sequence entry)
0 1
1 1
2 64
3 123208
4 1831288096
5 122911984813568
6 27297846037161958056
7 16391903881902996952724768
8 23066495371480810626495005438496
9 68371528221534300846360580266415146176
10 392997779138060823651445903318712755280168960
11 4100456330337958604264976205090832646574842298883968