# A068393 (b-file synthesized from sequence entry)
2 2
3 3
4 7
5 44
6 494
7 748827
8 99987552
9 23904291912
10 23904291912
11 14647978829979
12 16186345621426754
13 45843626565163628751
14 235646717730827228414584
15 3099290829556018890177304005