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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 7 |
| 5 | 443 |
| 6 | 1291 |
| 7 | 547 |
| 8 | -14525053 |
| 9 | -2152141 |
| 10 | -1619851403 |
| 11 | -1536016974551 |
| 12 | -477931750239611 |
| 13 | -3034967131152703 |
| 14 | -422006960276038428191 |
| 15 | 2494365752617228421 |
| 16 | 1154806795095971456827 |
| 17 | 49828124197505806707965147 |
[1,1,1,7,443,1291,547,-14525053,-2152141, -1619851403,-1536016974551,-477931750239611, -3034967131152703,-422006960276038428191, 2494365752617228421,1154806795095971456827, 49828124197505806707965147] |