# A171080 (b-file synthesized from sequence entry)
0 1
1 3
2 45
3 945
4 14175
5 467775
6 638512875
7 1915538625
8 488462349375
9 194896477400625
10 32157918771103125
11 2218896395206115625
12 3028793579456347828125
13 9086380738369043484375
14 3952575621190533915703125
15 28304394023345413370350078125
16 7217620475953080409439269921875