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| n | a(n) |
|---|---|
| 1 | 17 |
| 2 | 97 |
| 3 | 16561 |
| 4 | 89041 |
| 5 | 2579199841 |
| 6 | 3497992081 |
| 7 | 5645806321 |
| 8 | 21103207681 |
| 9 | 428888025121 |
| 10 | 686770904161 |
| 11 | 2726023770721 |
| 12 | 4017427557361 |
| 13 | 6831989588161 |
| 14 | 6933052766641 |
| 15 | 10138513506001 |
| 16 | 19387278797041 |
| 17 | 23452359542401 |
| 18 | 35287577206801 |
| 19 | 40057354132561 |
| 20 | 62093498771041 |
| 21 | 64116963608881 |
[17,97,16561,89041,2579199841,3497992081, 5645806321,21103207681,428888025121,686770904161, 2726023770721,4017427557361,6831989588161, 6933052766641,10138513506001,19387278797041, 23452359542401,35287577206801,40057354132561, 62093498771041,64116963608881] |