# A026874 (b-file synthesized from sequence entry)
3 1
4 8
5 46
6 233
7 1109
8 5102
9 23020
10 102718
11 455608
12 2015496
13 8912244
14 39452385
15 175026904
16 778762339
17 3476922430
18 15581908258
19 70108401416
20 316728595048
21 1436752952543
22 6543920192177
23 29923907812601
24 137363507432013
25 632899405886519