# A118790 (b-file synthesized from sequence entry)
0 1
1 3
2 23
3 255
4 3679
5 65247
6 1371887
7 33347535
8 919848991
9 28382683263
10 968565339983
11 36217270235055
12 1472548026160639
13 64679673007670367
14 3052084360057720367
15 153980839859926277775
16 8270901171633696369631