# A054094 (b-file synthesized from sequence entry)
2 1
3 4
4 6
5 26
6 104
7 548
8 3366
9 24034
10 195168
11 1777652
12 17950550
13 199059674
14 2405063016
15 31448531956
16 442501797654
17 6666753146498
18 107081325959936
19 1826636018849444