n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 4 |
4 | 34 |
5 | 496 |
6 | 11056 |
7 | 349504 |
8 | 14873104 |
9 | 819786496 |
10 | 56814228736 |
11 | 4835447317504 |
12 | 495812444583424 |
13 | 60283564499562496 |
14 | 8575634961418940416 |
15 | 1411083019275488149504 |
16 | 265929039218907754399744 |
17 | 56906245479134057176170496 |
18 | 13722623393637762299131396096 |
19 | 3704005473270641755597685653504 |
[1,1,4,34,496,11056,349504,14873104,819786496, 56814228736,4835447317504,495812444583424, 60283564499562496,8575634961418940416, 1411083019275488149504,265929039218907754399744, 56906245479134057176170496, 13722623393637762299131396096, 3704005473270641755597685653504] |