# A013005 (b-file synthesized from sequence entry)
0 2
1 16
2 808
3 98432
4 22498432
5 8253398272
6 4441967893504
7 3295980115392512
8 3225082749950656512
9 4023514822062532460544
10 6233513843421340514123776
11 11741363464465799639674126336