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 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 3 |
| 6 | 5 |
| 7 | 8 |
| 8 | 14 |
| 9 | 22 |
| 10 | 36 |
| 11 | 59 |
| 12 | 96 |
| 13 | 155 |
| 14 | 251 |
| 15 | 406 |
| 16 | 658 |
| 17 | 1064 |
| 18 | 1722 |
| 19 | 2787 |
| 20 | 4510 |
| 21 | 7297 |
| 22 | 11807 |
| 23 | 19104 |
| 24 | 30912 |
| 25 | 50016 |
| 26 | 80928 |
| 27 | 130945 |
| 28 | 211874 |
| 29 | 342819 |
| 30 | 554693 |
| 31 | 897512 |
| 32 | 1452206 |
| 33 | 2349718 |
| 34 | 3801924 |
| 35 | 6151643 |
| 36 | 9953568 |
| 37 | 16105211 |
| 38 | 26058779 |
| 39 | 42163990 |
| 40 | 68222770 |
[0,0,0,1,2,3,5,8,14,22,36,59,96,155,251,406,658, 1064,1722,2787,4510,7297,11807,19104,30912,50016, 80928,130945,211874,342819,554693,897512,1452206, 2349718,3801924,6151643,9953568,16105211,26058779, 42163990,68222770] |