# A225786 (b-file synthesized from sequence entry)
1 0
2 48
3 15552
4 5007792
5 1612493568
6 519217921200
7 167186558132928
8 53833552500881712
9 17334236718725778432
10 5581570389877199773488
11 1797248331303739601284800
12 578708381109414274413932208
13 186342301468900092621684886272