# A325510 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 2
4 7
5 16
6 98
7 269
8 1397
9 7582
10 70520
11 259906
12 1677259
13 5229112
14 44726100
15 666355170
16 4917007185
17 18459879921