# A135083 (b-file synthesized from sequence entry)
0 1
1 3
2 15
3 112
4 1128
5 14373
6 221952
7 4029915
8 84135510
9 1985740905
10 52277994396
11 1518768476508
12 48261093246396
13 1665034362336120
14 61979166611850084
15 2475861386988907814
16 105641851808320785498
17 4795101548183135826810