# A077745 (b-file synthesized from sequence entry)
0 1
1 4
2 38
3 582
4 12354
5 335730
6 11127150
7 435300390
8 19633815810
9 1003121039970
10 57259773499950
11 3611583223860150
12 249441581246630850
13 18723487284033181650
14 1517668796159163197550
15 132117536404977132759750