# A370215 (b-file synthesized from sequence entry)
0 1
1 2
2 6
3 26
4 134
5 702
6 3642
7 18916
8 99078
9 523448
10 2783406
11 14870418
12 79743002
13 428987236
14 2314194840
15 12514276476
16 67815709958
17 368183248722
18 2002240199040
19 10904629019548
20 59468066955534
21 324698112501166
22 1774806572174862
23 9710825272099992
24 53181284133726618