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| n | a(n) |
|---|---|
| 1 | 25 |
| 2 | 625 |
| 3 | 3025 |
| 4 | 9025 |
| 5 | 21025 |
| 6 | 42025 |
| 7 | 75625 |
| 8 | 126025 |
| 9 | 198025 |
| 10 | 297025 |
| 11 | 429025 |
| 12 | 600625 |
| 13 | 819025 |
| 14 | 1092025 |
| 15 | 1428025 |
| 16 | 1836025 |
| 17 | 2325625 |
| 18 | 2907025 |
| 19 | 3591025 |
| 20 | 4389025 |
| 21 | 5313025 |
| 22 | 6375625 |
| 23 | 7590025 |
| 24 | 8970025 |
| 25 | 10530025 |
| 26 | 12285025 |
| 27 | 14250625 |
| 28 | 16443025 |
| 29 | 18879025 |
[25,625,3025,9025,21025,42025,75625,126025,198025, 297025,429025,600625,819025,1092025,1428025, 1836025,2325625,2907025,3591025,4389025,5313025, 6375625,7590025,8970025,10530025,12285025, 14250625,16443025,18879025] |