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 | 2 |
| 4 | 4 |
| 5 | 3 |
| 6 | 6 |
| 7 | 5 |
| 8 | 10 |
| 9 | 8 |
| 10 | 13 |
| 11 | 12 |
| 12 | 21 |
| 13 | 18 |
| 14 | 27 |
| 15 | 27 |
| 16 | 42 |
| 17 | 38 |
| 18 | 54 |
| 19 | 54 |
| 20 | 77 |
| 21 | 76 |
| 22 | 101 |
| 23 | 104 |
| 24 | 143 |
| 25 | 142 |
| 26 | 183 |
| 27 | 192 |
| 28 | 249 |
| 29 | 256 |
| 30 | 323 |
| 31 | 340 |
| 32 | 432 |
| 33 | 448 |
| 34 | 550 |
| 35 | 585 |
| 36 | 722 |
| 37 | 760 |
| 38 | 918 |
| 39 | 982 |
| 40 | 1190 |
| 41 | 1260 |
| 42 | 1502 |
| 43 | 1610 |
| 44 | 1917 |
| 45 | 2048 |
| 46 | 2408 |
| 47 | 2590 |
| 48 | 3053 |
| 49 | 3264 |
| 50 | 3800 |
| 51 | 4097 |
| 52 | 4765 |
| 53 | 5120 |
| 54 | 5910 |
| 55 | 6378 |
[1,1,2,2,4,3,6,5,10,8,13,12,21,18,27,27,42,38,54, 54,77,76,101,104,143,142,183,192,249,256,323,340, 432,448,550,585,722,760,918,982,1190,1260,1502, 1610,1917,2048,2408,2590,3053,3264,3800,4097,4765, 5120,5910,6378] |