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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 4 |
| 4 | 9 |
| 5 | 64 |
| 6 | 225 |
| 7 | 256 |
| 8 | 245 |
| 9 | 16384 |
| 10 | 99225 |
| 11 | 65536 |
| 12 | 480249 |
| 13 | 1048576 |
| 14 | 1002001 |
| 15 | 4194304 |
| 16 | 41409225 |
| 17 | 1073741824 |
| 18 | 2393453205 |
| 19 | 4294967296 |
| 20 | 4102737925 |
| 21 | 68719476736 |
| 22 | 940839860961 |
| 23 | 274877906944 |
| 24 | 4113258565689 |
| 25 | 17592186044416 |
[1,1,4,9,64,225,256,245,16384,99225,65536,480249, 1048576,1002001,4194304,41409225,1073741824, 2393453205,4294967296,4102737925,68719476736, 940839860961,274877906944,4113258565689, 17592186044416] |