# A046973 (b-file synthesized from sequence entry)
1 2
2 17
3 43
4 89
5 593
6 2213
7 9277
8 39929
9 1336337
10 2986609
11 12136609
12 226981081
13 309601747141
14 576013438873664081
15 576013438873858481
16 4622463127346550949
17 43784599166913148633
18 43784599166913343033
19 43784599169860444073
20 43784605671499215833
21 1488418770664783966373