n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 28 |
3 | 220 |
4 | 2380 |
5 | 33649 |
6 | 593775 |
7 | 12620256 |
8 | 314457495 |
9 | 8996462475 |
10 | 290752384208 |
11 | 10477677064400 |
12 | 416579843773639 |
13 | 18114175790089400 |
14 | 855130180330364620 |
15 | 43553532185070076800 |
16 | 2380434572658017204175 |
[1,5,28,220,2380,33649,593775,12620256,314457495, 8996462475,290752384208,10477677064400, 416579843773639,18114175790089400, 855130180330364620,43553532185070076800, 2380434572658017204175] |