# A214930 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 9
4 66
5 650
6 8250
7 127519
8 2318876
9 48626556
10 1154334060
11 30589513350
12 895415799960
13 28693464851688
14 999009599484624
15 37554576369815400
16 1516080931559327280
17 65418533528228549744
18 3004726893339734134128
19 146370356574519380115240