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 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 1 |
| 6 | 4 |
| 7 | 4 |
| 8 | 3 |
| 9 | 1 |
| 10 | 7 |
| 11 | 8 |
| 12 | 7 |
| 13 | 4 |
| 14 | 1 |
| 15 | 13 |
| 16 | 15 |
| 17 | 15 |
| 18 | 11 |
| 19 | 5 |
| 20 | 1 |
| 21 | 24 |
| 22 | 28 |
| 23 | 30 |
| 24 | 26 |
| 25 | 16 |
| 26 | 6 |
| 27 | 1 |
| 28 | 44 |
| 29 | 52 |
| 30 | 58 |
| 31 | 56 |
| 32 | 42 |
| 33 | 22 |
| 34 | 7 |
| 35 | 1 |
| 36 | 81 |
| 37 | 96 |
| 38 | 110 |
| 39 | 114 |
| 40 | 98 |
| 41 | 64 |
| 42 | 29 |
| 43 | 8 |
| 44 | 1 |
| 45 | 149 |
| 46 | 177 |
| 47 | 206 |
| 48 | 224 |
| 49 | 212 |
| 50 | 162 |
| 51 | 93 |
| 52 | 37 |
| 53 | 9 |
| 54 | 1 |
| 55 | 274 |
| 56 | 326 |
| 57 | 383 |
| 58 | 430 |
| 59 | 436 |
| 60 | 374 |
| 61 | 255 |
| 62 | 130 |
| 63 | 46 |
| 64 | 10 |
| 65 | 1 |
| 66 | 504 |
| 67 | 600 |
| 68 | 709 |
| 69 | 813 |
| 70 | 866 |
| 71 | 810 |
| 72 | 629 |
| 73 | 385 |
| 74 | 176 |
| 75 | 56 |
| 76 | 11 |
| 77 | 1 |
[1,1,1,2,2,1,4,4,3,1,7,8,7,4,1,13,15,15,11,5,1,24, 28,30,26,16,6,1,44,52,58,56,42,22,7,1,81,96,110, 114,98,64,29,8,1,149,177,206,224,212,162,93,37,9, 1,274,326,383,430,436,374,255,130,46,10,1,504,600, 709,813,866,810,629,385,176,56,11,1] |