# A305533 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 7
4 47
5 592
6 12287
7 374857
8 15639302
9 851542747
10 58536120467
11 4953497262712
12 505784457870707
13 61300510121162077
14 8698776162350603222
15 1428545280744850604767
16 268795232754158224790687
17 57445320930331531152213232
18 13837791987711934467999437927