# A155804 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 4
4 19
5 161
6 1606
7 21022
8 323485
9 5874913
10 122077756
11 2871573596
12 75437801539
13 2193468714373
14 70020045331510
15 2437979768144026
16 92073099488632441
17 3753886179551636513
18 164556499026975482008