# A098460 (b-file synthesized from sequence entry)
0 1
1 1
2 5
3 33
4 321
5 3945
6 59445
7 1056825
8 21677985
9 503799345
10 13084021125
11 375524312625
12 11803392302625
13 403235809601625
14 14876913457531125
15 589498927632239625
16 24969077812488434625
17 1125803018759825030625