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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 25 |
| 3 | 69 |
| 4 | 145 |
| 5 | 261 |
| 6 | 425 |
| 7 | 645 |
| 8 | 929 |
| 9 | 1285 |
| 10 | 1721 |
| 11 | 2245 |
| 12 | 2865 |
| 13 | 3589 |
| 14 | 4425 |
| 15 | 5381 |
| 16 | 6465 |
| 17 | 7685 |
| 18 | 9049 |
| 19 | 10565 |
| 20 | 12241 |
| 21 | 14085 |
| 22 | 16105 |
| 23 | 18309 |
| 24 | 20705 |
| 25 | 23301 |
| 26 | 26105 |
| 27 | 29125 |
| 28 | 32369 |
| 29 | 35845 |
| 30 | 39561 |
| 31 | 43525 |
| 32 | 47745 |
| 33 | 52229 |
| 34 | 56985 |
| 35 | 62021 |
| 36 | 67345 |
| 37 | 72965 |
| 38 | 78889 |
| 39 | 85125 |
| 40 | 91681 |
| 41 | 98565 |
[1,5,25,69,145,261,425,645,929,1285,1721,2245, 2865,3589,4425,5381,6465,7685,9049,10565,12241, 14085,16105,18309,20705,23301,26105,29125,32369, 35845,39561,43525,47745,52229,56985,62021,67345, 72965,78889,85125,91681,98565] |