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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 85 |
| 4 | 17 |
| 5 | 1285 |
| 6 | 4369 |
| 7 | 559876 |
| 8 | 257 |
| 9 | 327685 |
| 10 | 1114129 |
| 11 | 1114521441417 |
| 12 | 16843009 |
| 13 | 160490068541289 |
| 14 | 1925878801139721 |
| 15 | 23110536763219977 |
| 16 | 65537 |
| 17 | 3327917287071744009 |
| 18 | 39934999967815157769 |
| 19 | 479219999336720898057 |
| 20 | 5750639996603165650953 |
| 21 | 69007679885506346588169 |
| 22 | 828092158571811231498249 |
| 23 | 9937105900443065378930697 |
[3,5,85,17,1285,4369,559876,257,327685,1114129, 1114521441417,16843009,160490068541289, 1925878801139721,23110536763219977,65537, 3327917287071744009,39934999967815157769, 479219999336720898057,5750639996603165650953, 69007679885506346588169,828092158571811231498249, 9937105900443065378930697] |