# A259088 (b-file synthesized from sequence entry)
1 1
2 0
3 1
4 1
5 6
6 7
7 25
8 80
9 255
10 795
11 2919
12 10378
13 36590
14 130716
15 480773
16 1774714
17 6543633
18 24208803
19 90331307
20 339178346
21 1277308160
22 4819109576