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 | 1 |
| 3 | 0 |
| 4 | 1 |
| 5 | 1 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 0 |
| 11 | 1 |
| 12 | 3 |
| 13 | 3 |
| 14 | 5 |
| 15 | 0 |
| 16 | 0 |
| 17 | 1 |
| 18 | 5 |
| 19 | 5 |
| 20 | 7 |
| 21 | 0 |
| 22 | 0 |
| 23 | 3 |
| 24 | 13 |
| 25 | 21 |
| 26 | 35 |
| 27 | 21 |
| 28 | 0 |
| 29 | 0 |
| 30 | 0 |
| 31 | 5 |
| 32 | 25 |
| 33 | 45 |
| 34 | 63 |
| 35 | 33 |
| 36 | 0 |
| 37 | 1 |
| 38 | 7 |
| 39 | 21 |
| 40 | 245 |
| 41 | 7 |
| 42 | 385 |
| 43 | 231 |
| 44 | 429 |
| 45 | 0 |
| 46 | 0 |
| 47 | 1 |
| 48 | 9 |
| 49 | 45 |
| 50 | 555 |
| 51 | 129 |
| 52 | 819 |
| 53 | 429 |
| 54 | 715 |
| 55 | 0 |
| 56 | 0 |
| 57 | 3 |
| 58 | 45 |
| 59 | 55 |
| 60 | 1155 |
| 61 | 2695 |
| 62 | 2387 |
| 63 | 3465 |
| 64 | 6435 |
| 65 | 2431 |
[0,0,1,0,1,1,0,0,1,1,0,1,3,3,5,0,0,1,5,5,7,0,0,3, 13,21,35,21,0,0,0,5,25,45,63,33,0,1,7,21,245,7, 385,231,429,0,0,1,9,45,555,129,819,429,715,0,0,3, 45,55,1155,2695,2387,3465,6435,2431] |