# A006344 (b-file synthesized from sequence entry)
2 4
3 84
4 1340
5 19280
6 263284
7 3486224
8 45247084
9 579150012
10 7338291224
11 92272957568
12 1153361204996
13 14348020042512
14 177803262186064
15 2196338193610064
16 27057921450352204
17 332583930387073712