# A370989 (b-file synthesized from sequence entry)
0 1
1 0
2 0
3 6
4 12
5 20
6 2910
7 22722
8 117656
9 8482392
10 143398170
11 1519998590
12 79655138772
13 2206506673956
14 39101112995126
15 1798446230741370
16 68667380639283120
17 1795441154500375472
18 81344029377887798706
19 3830461514154681289974
20 135388937631209203030700