# A058757 (b-file synthesized from sequence entry)
1 1
2 3
3 7
4 23
5 61
6 207
7 631
8 2111
9 6901
10 23183
11 77749
12 263807
13 896403
14 3063147
15 10493077
16 36060927
17 124198397
18 428708475
19 1482448439
20 5134798223
21 17811210781
22 61864011135
23 215127430973
24 748898387039
25 2609615501811
26 9101687173595