# A155630 (b-file synthesized from sequence entry)
0 1
1 6
2 66
3 666
4 6306
5 58026
6 527346
7 4766586
8 42981186
9 387158346
10 3485735826
11 31376865306
12 282412759266
13 2541798719466
14 22876524019506
15 205890058352826
16 1853015893884546
17 16677164519797386
18 150094566577522386