# A125470 (b-file synthesized from sequence entry)
0 1
1 13
2 157
3 1813
4 21997
5 267483
6 3255907
7 39636855
8 482546341
9 5874634345
10 71519267407
11 870693584543
12 10600043444419
13 129047604857977
14 1571058121063511
15 19126458200814873
16 232850330879455797