n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 152 |
3 | 5056 |
4 | 205720 |
5 | 9305152 |
6 | 449404224 |
7 | 22695553536 |
8 | 1183891745688 |
9 | 63293536425280 |
10 | 3449750940624064 |
11 | 190972642327080448 |
12 | 10708174630547469632 |
13 | 606900724292865506816 |
14 | 34711902088494315507200 |
15 | 2000990161185766676951040 |
16 | 116137589109102380308573080 |
[1,8,152,5056,205720,9305152,449404224, 22695553536,1183891745688,63293536425280, 3449750940624064,190972642327080448, 10708174630547469632,606900724292865506816, 34711902088494315507200,2000990161185766676951040, 116137589109102380308573080] |