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 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 1 |
| 7 | 1 |
| 8 | 2 |
| 9 | 3 |
| 10 | 0 |
| 11 | 1 |
| 12 | 3 |
| 13 | 4 |
| 14 | 2 |
| 15 | 1 |
| 16 | 1 |
| 17 | 3 |
| 18 | 6 |
| 19 | 4 |
| 20 | 4 |
| 21 | 0 |
| 22 | 1 |
| 23 | 3 |
| 24 | 9 |
| 25 | 9 |
| 26 | 8 |
| 27 | 0 |
| 28 | 1 |
| 29 | 1 |
| 30 | 3 |
| 31 | 12 |
| 32 | 13 |
| 33 | 20 |
| 34 | 0 |
| 35 | 5 |
| 36 | 0 |
| 37 | 1 |
| 38 | 4 |
| 39 | 12 |
| 40 | 23 |
| 41 | 31 |
| 42 | 8 |
| 43 | 14 |
| 44 | 4 |
| 45 | 0 |
| 46 | 1 |
| 47 | 4 |
| 48 | 16 |
| 49 | 29 |
| 50 | 48 |
| 51 | 24 |
| 52 | 38 |
| 53 | 9 |
| 54 | 3 |
| 55 | 0 |
| 56 | 1 |
| 57 | 4 |
| 58 | 18 |
| 59 | 42 |
| 60 | 73 |
| 61 | 52 |
| 62 | 72 |
| 63 | 29 |
| 64 | 17 |
| 65 | 1 |
| 66 | 0 |
| 67 | 1 |
| 68 | 4 |
| 69 | 21 |
| 70 | 53 |
| 71 | 111 |
| 72 | 80 |
| 73 | 151 |
| 74 | 81 |
| 75 | 52 |
| 76 | 5 |
| 77 | 5 |
| 78 | 0 |
| 79 | 1 |
| 80 | 4 |
| 81 | 23 |
| 82 | 62 |
| 83 | 152 |
| 84 | 158 |
| 85 | 256 |
| 86 | 186 |
[1,1,1,1,2,1,1,2,3,0,1,3,4,2,1,1,3,6,4,4,0,1,3,9, 9,8,0,1,1,3,12,13,20,0,5,0,1,4,12,23,31,8,14,4,0, 1,4,16,29,48,24,38,9,3,0,1,4,18,42,73,52,72,29,17, 1,0,1,4,21,53,111,80,151,81,52,5,5,0,1,4,23,62, 152,158,256,186] |