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| n | a(n) |
|---|---|
| 1 | 561 |
| 2 | 2465 |
| 3 | 8911 |
| 4 | 62745 |
| 5 | 162401 |
| 6 | 656601 |
| 7 | 1024651 |
| 8 | 1152271 |
| 9 | 1909001 |
| 10 | 5444489 |
| 11 | 5481451 |
| 12 | 10267951 |
| 13 | 11921001 |
| 14 | 14913991 |
| 15 | 19384289 |
| 16 | 26719701 |
| 17 | 45318561 |
| 18 | 64377991 |
| 19 | 67902031 |
| 20 | 84350561 |
| 21 | 139952671 |
| 22 | 151530401 |
| 23 | 174352641 |
| 24 | 178482151 |
| 25 | 221884001 |
| 26 | 230996949 |
| 27 | 275283401 |
| 28 | 368113411 |
| 29 | 395044651 |
[561,2465,8911,62745,162401,656601,1024651, 1152271,1909001,5444489,5481451,10267951,11921001, 14913991,19384289,26719701,45318561,64377991, 67902031,84350561,139952671,151530401,174352641, 178482151,221884001,230996949,275283401,368113411, 395044651] |