# A309169 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 66
5 24
6 7398000
7 720
8 445824751680
9 4762759680
10 100329999065856000
11 3628800
12 1019618790465528595884298768746577920000
13 479001600
14 97532934291415606872784896000
15 5460491900297503751785620701184000
16 1567611138605648558776157123803950409816473600000