# A371575 (b-file synthesized from sequence entry)
0 1
1 2
2 15
3 144
4 1587
5 18942
6 238301
7 3111788
8 41779164
9 573127760
10 7998164674
11 113189243386
12 1620583793262
13 23431706243230
14 341654376602948
15 5017986762425680
16 74170837061591036
17 1102479579201183898
18 16469074050937364044
19 247115476148847822586