# A271271 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 0
4 1
5 9
6 58
7 341
8 1983
9 11776
10 72345
11 462173
12 3075894
13 21330762
14 154050330
15 1157493707
16 9037925277
17 73244123107
18 615295131046
19 5351329029624
20 48126530239366
21 447043890866154
22 4284293705043796
23 42317095568379559
24 430355360965092107
25 4501973706497500364