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| n | a(n) |
|---|---|
| 0 | 25 |
| 1 | 401 |
| 2 | 426 |
| 3 | 1253 |
| 4 | 6691 |
| 5 | 28017 |
| 6 | 62725 |
| 7 | 90742 |
| 8 | 244209 |
| 9 | 579160 |
| 10 | 1981689 |
| 11 | 2560849 |
| 12 | 9664236 |
| 13 | 118531681 |
| 14 | 365259279 |
| 15 | 483790960 |
| 16 | 1816632159 |
| 17 | 4117055278 |
| 18 | 10050742715 |
| 19 | 14167797993 |
| 20 | 38386338701 |
| 21 | 167713152797 |
[25,401,426,1253,6691,28017,62725,90742,244209, 579160,1981689,2560849,9664236,118531681, 365259279,483790960,1816632159,4117055278, 10050742715,14167797993,38386338701,167713152797] |