# A264863 (b-file synthesized from sequence entry)
1 1
2 2
3 5
4 12
5 72
6 516
7 2727
8 29935
9 295297
10 2830610
11 27816612
12 288374240
13 4410043504
14 44410041788
15 716533737436
16 16424244452552