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 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 3 |
| 7 | 4 |
| 8 | 6 |
| 9 | 7 |
| 10 | 8 |
| 11 | 10 |
| 12 | 15 |
| 13 | 19 |
| 14 | 23 |
| 15 | 27 |
| 16 | 35 |
| 17 | 44 |
| 18 | 56 |
| 19 | 67 |
| 20 | 82 |
| 21 | 100 |
| 22 | 124 |
| 23 | 150 |
| 24 | 184 |
| 25 | 221 |
| 26 | 268 |
| 27 | 321 |
| 28 | 388 |
| 29 | 464 |
| 30 | 558 |
| 31 | 664 |
| 32 | 792 |
| 33 | 939 |
| 34 | 1119 |
| 35 | 1326 |
| 36 | 1573 |
| 37 | 1850 |
| 38 | 2181 |
| 39 | 2567 |
| 40 | 3027 |
| 41 | 3547 |
| 42 | 4155 |
| 43 | 4853 |
| 44 | 5681 |
| 45 | 6631 |
[1,1,1,2,2,3,4,6,7,8,10,15,19,23,27,35,44,56,67, 82,100,124,150,184,221,268,321,388,464,558,664, 792,939,1119,1326,1573,1850,2181,2567,3027,3547, 4155,4853,5681,6631] |