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| n | a(n) |
|---|---|
| 0 | 24 |
| 1 | 25 |
| 2 | 399 |
| 3 | 424 |
| 4 | 823 |
| 5 | 1247 |
| 6 | 5811 |
| 7 | 7058 |
| 8 | 55217 |
| 9 | 117492 |
| 10 | 2875025 |
| 11 | 5867542 |
| 12 | 43947819 |
| 13 | 49815361 |
| 14 | 243209263 |
| 15 | 293024624 |
| 16 | 536233887 |
| 17 | 829258511 |
| 18 | 12975111552 |
| 19 | 13804370063 |
| 20 | 675584874576 |
| 21 | 689389244639 |
[24,25,399,424,823,1247,5811,7058,55217,117492, 2875025,5867542,43947819,49815361,243209263, 293024624,536233887,829258511,12975111552, 13804370063,675584874576,689389244639] |