# A100236 (b-file synthesized from sequence entry)
0 1
1 4
2 26
3 139
4 726
5 3774
6 19601
7 101784
8 528526
9 2744419
10 14250626
11 73997554
12 384238401
13 1995189564
14 10360186226
15 53796120699
16 279340789726
17 1450500069334
18 7531841136401
19 39109705751344
20 203080369893126