# A371681 (b-file synthesized from sequence entry)
0 1
1 6
2 66
3 926
4 14706
5 251622
6 4524786
7 84310014
8 1613384994
9 31521329670
10 626151135330
11 12608193099294
12 256769542135314
13 5279533270393446
14 109449833201392530
15 2285215031994672894
16 48011502768234360642
17 1014265693597636966662