# A126496 (b-file synthesized from sequence entry)
0 1
1 28
2 184
3 1232
4 8304
5 56196
6 381296
7 2592000
8 17644932
9 120248704
10 820197868
11 5598376276
12 38234454860
13 261248031956
14 1785751586164
15 12210406222304
16 83513470631012
17 571321692051188
18 3909186587411576
19 26752234815389416