# A260853 (b-file synthesized from sequence entry)
0 0
1 1
2 16
3 439
4 35350
5 2864599
6 232046890
7 18795930559
8 1522471570630
9 369960528437035
10 269701223137448146
11 196612191672080116867
12 143330287729139571972130
13 104487779754548024866115515
14 76171591441065652665051372946
15 55529090160536864641400481743827