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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1729 |
| 2 | 2989441 |
| 3 | 5168743489 |
| 4 | 8936757492481 |
| 5 | 15451653704499649 |
| 6 | 26715909255079893121 |
| 7 | 46191807102033135206209 |
| 8 | 79865634479415290771535361 |
| 9 | 138087682014909037743984639169 |
| 10 | 238753602203777726259349441123201 |
| 11 | 412804978210331688702415183702014529 |
[1,1729,2989441,5168743489,8936757492481, 15451653704499649,26715909255079893121, 46191807102033135206209, 79865634479415290771535361, 138087682014909037743984639169, 238753602203777726259349441123201, 412804978210331688702415183702014529] |