The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 4 |
| 4 | 6 |
| 5 | 7 |
| 6 | 9 |
| 7 | 12 |
| 8 | 15 |
| 9 | 22 |
| 10 | 24 |
| 11 | 42 |
| 12 | 66 |
| 13 | 69 |
| 14 | 180 |
| 15 | 216 |
| 16 | 217 |
| 17 | 225 |
| 18 | 255 |
| 19 | 285 |
| 20 | 286 |
| 21 | 1486 |
| 22 | 2362 |
| 23 | 2694 |
| 24 | 4656 |
| 25 | 4839 |
| 26 | 7216 |
| 27 | 12781 |
| 28 | 15379 |
| 29 | 18000 |
| 30 | 18756 |
| 31 | 25417 |
| 32 | 40920 |
| 33 | 52456 |
| 34 | 65011 |
| 35 | 74046 |
| 36 | 100554 |
| 37 | 198690 |
| 38 | 216891 |
| 39 | 295021 |
| 40 | 296845 |
| 41 | 302356 |
[2,3,4,6,7,9,12,15,22,24,42,66,69,180,216,217,225, 255,285,286,1486,2362,2694,4656,4839,7216,12781, 15379,18000,18756,25417,40920,52456,65011,74046, 100554,198690,216891,295021,296845,302356] |