n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 8 |
4 | 256 |
5 | 10240 |
6 | 3440640 |
7 | 1233125376 |
8 | 4058744094720 |
9 | 286551971651911680 |
10 | 13351029463205868994560 |
11 | 18128348229848045861669437440 |
12 | 80945830355202461675325011924090880 |
13 | 223346912509970707926726595810215906508800 |
[1,2,8,256,10240,3440640,1233125376,4058744094720, 286551971651911680,13351029463205868994560, 18128348229848045861669437440, 80945830355202461675325011924090880, 223346912509970707926726595810215906508800] |