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 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 3 |
| 6 | 1 |
| 7 | 2 |
| 8 | 6 |
| 9 | 6 |
| 10 | 2 |
| 11 | 3 |
| 12 | 10 |
| 13 | 5 |
| 14 | 10 |
| 15 | 3 |
| 16 | 5 |
| 17 | 21 |
| 18 | 21 |
| 19 | 21 |
| 20 | 21 |
| 21 | 5 |
| 22 | 8 |
| 23 | 46 |
| 24 | 44 |
| 25 | 64 |
| 26 | 44 |
| 27 | 46 |
| 28 | 8 |
| 29 | 13 |
| 30 | 102 |
| 31 | 106 |
| 32 | 219 |
| 33 | 219 |
| 34 | 106 |
| 35 | 102 |
| 36 | 13 |
| 37 | 21 |
| 38 | 220 |
| 39 | 258 |
| 40 | 589 |
| 41 | 842 |
| 42 | 589 |
| 43 | 258 |
| 44 | 220 |
| 45 | 21 |
| 46 | 34 |
| 47 | 491 |
| 48 | 600 |
| 49 | 1782 |
| 50 | 3172 |
| 51 | 3172 |
| 52 | 1782 |
| 53 | 600 |
| 54 | 491 |
| 55 | 34 |
| 56 | 55 |
| 57 | 1077 |
| 58 | 1476 |
| 59 | 5621 |
| 60 | 12073 |
| 61 | 14760 |
| 62 | 12073 |
| 63 | 5621 |
[0,1,1,1,3,1,2,6,6,2,3,10,5,10,3,5,21,21,21,21,5, 8,46,44,64,44,46,8,13,102,106,219,219,106,102,13, 21,220,258,589,842,589,258,220,21,34,491,600,1782, 3172,3172,1782,600,491,34,55,1077,1476,5621,12073, 14760,12073,5621] |