# A052208 (b-file synthesized from sequence entry)
0 0
1 1
2 12
3 175
4 2448
5 34481
6 485100
7 6826079
8 96049728
9 1351523425
10 19017374892
11 267594778639
12 3765344259600
13 52982414452241
14 745519146496332
15 10490250465629375
16 147609025664755968
17 2077016609773544641
18 29225841562491165900
19 411238798484657629039