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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 25 |
| 2 | 1849 |
| 3 | 156025 |
| 4 | 14523721 |
| 5 | 1426950625 |
| 6 | 145317252025 |
| 7 | 15178231605625 |
| 8 | 1615509001626025 |
| 9 | 174471431239950625 |
| 10 | 19062335608125901729 |
| 11 | 2102483602307417980225 |
| 12 | 233721380163477368733481 |
| 13 | 26154175972512598202392225 |
| 14 | 2943361280244176889333396889 |
| 15 | 332869229155486455718147125625 |
| 16 | 37806108834415039621850996946025 |
| 17 | 4310099976506176089944803738530625 |
| 18 | 493021434686696395739629566004713025 |
[1,25,1849,156025,14523721,1426950625, 145317252025,15178231605625,1615509001626025, 174471431239950625,19062335608125901729, 2102483602307417980225,233721380163477368733481, 26154175972512598202392225, 2943361280244176889333396889, 332869229155486455718147125625, 37806108834415039621850996946025, 4310099976506176089944803738530625, 493021434686696395739629566004713025] |