# A144501 (b-file synthesized from sequence entry)
0 1
1 2
2 30
3 1633
4 198773
5 42965211
6 14505751627
7 7051160946740
8 4664901181968498
9 4030793305701978223
10 4407914679125170417031
11 5950921219972964057360847
12 9721118017169914469460646225
13 18898282608956442548700379478918
14 43117198379072165094561711078882078
15 114089724623922992953782697056886301761