# A051814 (b-file synthesized from sequence entry)
1 1
2 7
3 40
4 240
5 1448
6 8630
7 53545
8 371845
9 3267453
10 36428242
11 442762543
12 5217693527
13 57321559329
14 586532407659
15 5666269188709
16 52728701479194