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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1225 |
| 2 | 27225 |
| 3 | 207025 |
| 4 | 938961 |
| 5 | 3136441 |
| 6 | 8555625 |
| 7 | 20205025 |
| 8 | 42837025 |
| 9 | 83521321 |
| 10 | 152300281 |
| 11 | 262926225 |
| 12 | 433680625 |
| 13 | 688275225 |
| 14 | 1056835081 |
| 15 | 1576963521 |
| 16 | 2294889025 |
| 17 | 3266694025 |
| 18 | 4559625625 |
| 19 | 6253488241 |
| 20 | 8442118161 |
| 21 | 11234940025 |
| 22 | 14758605225 |
| 23 | 19158712225 |
| 24 | 24601608801 |
[1,1225,27225,207025,938961,3136441,8555625, 20205025,42837025,83521321,152300281,262926225, 433680625,688275225,1056835081,1576963521, 2294889025,3266694025,4559625625,6253488241, 8442118161,11234940025,14758605225,19158712225, 24601608801] |