n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 25 |
3 | 196 |
4 | 1681 |
5 | 14884 |
6 | 133225 |
7 | 1196836 |
8 | 10764961 |
9 | 96864964 |
10 | 871725625 |
11 | 7845353476 |
12 | 70607649841 |
13 | 635467254244 |
14 | 5719200505225 |
15 | 51472790198116 |
16 | 463255068736321 |
17 | 4169295489486724 |
18 | 37523659017960025 |
19 | 337712929999378756 |
20 | 3039416366507624401 |
[1,4,25,196,1681,14884,133225,1196836,10764961, 96864964,871725625,7845353476,70607649841, 635467254244,5719200505225,51472790198116, 463255068736321,4169295489486724, 37523659017960025,337712929999378756, 3039416366507624401] |