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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 7 |
| 4 | 9 |
| 5 | 15 |
| 6 | 27 |
| 7 | 31 |
| 8 | 49 |
| 9 | 63 |
| 10 | 81 |
| 11 | 127 |
| 12 | 225 |
| 13 | 243 |
| 14 | 255 |
| 15 | 343 |
| 16 | 511 |
| 17 | 729 |
| 18 | 961 |
| 19 | 1023 |
| 20 | 2047 |
| 21 | 2187 |
| 22 | 2401 |
| 23 | 3375 |
| 24 | 3969 |
| 25 | 4095 |
| 26 | 6561 |
| 27 | 8191 |
| 28 | 16129 |
| 29 | 16383 |
| 30 | 16807 |
| 31 | 19683 |
| 32 | 29791 |
| 33 | 32767 |
| 34 | 50625 |
| 35 | 59049 |
| 36 | 65025 |
| 37 | 65535 |
| 38 | 117649 |
| 39 | 131071 |
| 40 | 177147 |
| 41 | 250047 |
| 42 | 261121 |
| 43 | 262143 |
| 44 | 524287 |
| 45 | 531441 |
| 46 | 759375 |
[1,3,7,9,15,27,31,49,63,81,127,225,243,255,343, 511,729,961,1023,2047,2187,2401,3375,3969,4095, 6561,8191,16129,16383,16807,19683,29791,32767, 50625,59049,65025,65535,117649,131071,177147, 250047,261121,262143,524287,531441,759375] |