# A365057 (b-file synthesized from sequence entry)
0 1
1 1
2 6
3 70
4 1242
5 29766
6 901108
7 33007500
8 1419955260
9 70189326748
10 3920638941576
11 244244850932424
12 16790688671875000
13 1262666306235233160
14 103110586277262570672
15 9086730135842989237456
16 859557307380692050631952
17 86872483166310571406250000