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 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 4 |
| 7 | 6 |
| 8 | 9 |
| 9 | 14 |
| 10 | 22 |
| 11 | 36 |
| 12 | 58 |
| 13 | 94 |
| 14 | 151 |
| 15 | 244 |
| 16 | 395 |
| 17 | 639 |
| 18 | 1034 |
| 19 | 1673 |
| 20 | 2706 |
| 21 | 4379 |
| 22 | 7085 |
| 23 | 11463 |
| 24 | 18548 |
| 25 | 30010 |
| 26 | 48558 |
| 27 | 78568 |
| 28 | 127125 |
| 29 | 205692 |
| 30 | 332816 |
| 31 | 538508 |
| 32 | 871324 |
| 33 | 1409832 |
| 34 | 2281155 |
| 35 | 3690986 |
| 36 | 5972141 |
| 37 | 9663127 |
| 38 | 15635268 |
| 39 | 25298395 |
| 40 | 40933662 |
| 41 | 66232057 |
[0,1,1,1,2,2,4,6,9,14,22,36,58,94,151,244,395,639, 1034,1673,2706,4379,7085,11463,18548,30010,48558, 78568,127125,205692,332816,538508,871324,1409832, 2281155,3690986,5972141,9663127,15635268,25298395, 40933662,66232057] |