# A151504 (b-file synthesized from sequence entry)
0 1
1 0
2 2
3 1
4 10
5 12
6 70
7 139
8 607
9 1602
10 6152
11 18933
12 69198
13 231382
14 835638
15 2924153
16 10602298
17 38116310
18 139479988
19 510483372
20 1887183843
21 6997718116
22 26119506819
23 97854304825
24 368400345109
25 1391981776521
26 5280261360181
27 20096390417468
28 76739852267440
29 293910546549621
30 1128904523397628
31 4347615932984721