n | a(n) |
---|---|
1 | 8 |
2 | 64 |
3 | 400 |
4 | 2500 |
5 | 16100 |
6 | 103684 |
7 | 665252 |
8 | 4268356 |
9 | 27399292 |
10 | 175880644 |
11 | 1128941012 |
12 | 7246435876 |
13 | 46513697660 |
14 | 298563888100 |
15 | 1916431442740 |
16 | 12301251494596 |
17 | 78959676072668 |
18 | 506828955431044 |
19 | 3253250254953428 |
20 | 20882069005614436 |
[8,64,400,2500,16100,103684,665252,4268356, 27399292,175880644,1128941012,7246435876, 46513697660,298563888100,1916431442740, 12301251494596,78959676072668,506828955431044, 3253250254953428,20882069005614436] |