# A107290 (b-file synthesized from sequence entry)
3 3
4 11
5 43
6 2731
7 43691
8 174763
9 715827883
10 768614336404564651
11 206323339880896712483187371
12 54086425609737787797192670096043
13 56713727820156410577229101238628035243