# A371231 (b-file synthesized from sequence entry)
0 1
1 0
2 2
3 3
4 152
5 930
6 42804
7 574140
8 27267456
9 613793376
10 31378237200
11 1021391030880
12 57256014687552
13 2456525677525920
14 152135168050833408
15 8093376365276966400
16 554533365688970342400
17 35081649646969248529920
18 2653840371674014197608448