# A177127 (b-file synthesized from sequence entry)
0 1
1 6
2 13
3 63
4 283
5 1492
6 8019
7 45270
8 261219
9 1542254
10 9251023
11 56269627
12 346115245
13 2149556612
14 13459568885
15 84879754663
16 538612428155
17 3436623582022
18 22034604531623
19 141897138868677
20 917376314956897