# A068556 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 0
4 4
5 4
6 377
7 1202
8 133211
9 1082357
10 3730351411
11 6203235575
12 28719995819965
13 2124563380903465
14 122827509141846335
15 42344667805954043
16 1305035883448960477
17 36723101348641621053659
18 384279850938174722635253
19 71260765129276904394438865