# A003545 (b-file synthesized from sequence entry)
1 1
2 7
3 79
4 553
5 8191
6 57337
7 121369
8 647089
9 849583
10 4529623
11 9588151
12 67117057
13 994133479
14 6958934353
15 78536544841
16 549755813887