n | a(n) |
---|---|
2 | 1 |
3 | 4 |
4 | 16 |
5 | 81 |
6 | 486 |
7 | 3403 |
8 | 27224 |
9 | 245016 |
10 | 2450160 |
11 | 26951761 |
12 | 323421132 |
13 | 4204474717 |
14 | 58862646038 |
15 | 882939690570 |
16 | 14127035049120 |
17 | 240159595835041 |
18 | 4322872725030738 |
19 | 82134581775584023 |
20 | 1642691635511680460 |
[1,4,16,81,486,3403,27224,245016,2450160,26951761, 323421132,4204474717,58862646038,882939690570, 14127035049120,240159595835041,4322872725030738, 82134581775584023,1642691635511680460] |