# A365149 (b-file synthesized from sequence entry)
0 1
1 3
2 27
3 301
4 3780
5 51030
6 723170
7 10611594
8 159845946
9 2457515235
10 38406398016
11 608330707740
12 9744053489754
13 157564967282709
14 2568706865998272
15 42173100349112852
16 696692754641035014
17 11572241797209975966
18 193153224033985241217