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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 7 |
| 6 | 12 |
| 7 | 15 |
| 8 | 18 |
| 9 | 30 |
| 10 | 55 |
| 11 | 67 |
| 12 | 76 |
| 13 | 88 |
| 14 | 143 |
| 15 | 273 |
| 16 | 328 |
| 17 | 364 |
| 18 | 400 |
| 19 | 455 |
| 20 | 728 |
| 21 | 1428 |
| 22 | 1701 |
| 23 | 1866 |
| 24 | 2010 |
| 25 | 2175 |
| 26 | 2448 |
| 27 | 3876 |
| 28 | 7752 |
| 29 | 9180 |
| 30 | 9999 |
| 31 | 10659 |
| 32 | 11319 |
| 33 | 12138 |
| 34 | 13566 |
| 35 | 21318 |
| 36 | 43263 |
[1,1,2,3,4,7,12,15,18,30,55,67,76,88,143,273,328, 364,400,455,728,1428,1701,1866,2010,2175,2448, 3876,7752,9180,9999,10659,11319,12138,13566,21318, 43263] |