# A028215 (b-file synthesized from sequence entry)
0 1
1 37
2 867
3 16457
4 276563
5 4296369
6 63218779
7 894460009
8 12289771395
9 165102658721
10 2179224895211
11 28361892985881
12 364934200067347
13 4651876568586193
14 58839203762144763
15 739393306409353673