# A112036 (b-file synthesized from sequence entry)
0 0
1 2
2 36
3 708
4 13800
5 275010
6 5546016
7 112928648
8 2316836304
9 47818490310
10 991809240180
11 20655287811972
12 431646101898336
13 9046910585978538
14 190096907348726280
15 4003238051096801040
16 84468326787457833888
17 1785362928126983779374
18 37794508394454024115212
19 801183789256961484235340