# A354504 (b-file synthesized from sequence entry)
0 1
1 1
2 6
3 48
4 402
5 4375
6 54595
7 777189
8 12284188
9 215999025
10 4132338673
11 85640640877
12 1910121348674
13 45571124446445
14 1157169377895739
15 31150000798832647
16 885481496002286200
17 26498034473000080321
18 832407848080194500301
19 27378188500890922864153