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 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 2 |
| 6 | 1 |
| 7 | 0 |
| 8 | 1 |
| 9 | 5 |
| 10 | 1 |
| 11 | 0 |
| 12 | 1 |
| 13 | 4 |
| 14 | 9 |
| 15 | 1 |
| 16 | 0 |
| 17 | 1 |
| 18 | 3 |
| 19 | 12 |
| 20 | 14 |
| 21 | 1 |
| 22 | 0 |
| 23 | 1 |
| 24 | 3 |
| 25 | 9 |
| 26 | 29 |
| 27 | 20 |
| 28 | 1 |
| 29 | 0 |
| 30 | 1 |
| 31 | 3 |
| 32 | 8 |
| 33 | 27 |
| 34 | 60 |
| 35 | 27 |
| 36 | 1 |
| 37 | 0 |
| 38 | 1 |
| 39 | 3 |
| 40 | 8 |
| 41 | 22 |
| 42 | 74 |
| 43 | 111 |
| 44 | 35 |
| 45 | 1 |
| 46 | 0 |
| 47 | 1 |
| 48 | 3 |
| 49 | 8 |
| 50 | 21 |
| 51 | 63 |
| 52 | 181 |
| 53 | 189 |
| 54 | 44 |
| 55 | 1 |
| 56 | 0 |
| 57 | 1 |
| 58 | 3 |
| 59 | 8 |
| 60 | 21 |
| 61 | 56 |
| 62 | 178 |
| 63 | 399 |
| 64 | 302 |
| 65 | 54 |
| 66 | 1 |
| 67 | 0 |
| 68 | 1 |
| 69 | 3 |
| 70 | 8 |
| 71 | 21 |
| 72 | 55 |
| 73 | 154 |
| 74 | 474 |
| 75 | 806 |
| 76 | 459 |
| 77 | 65 |
| 78 | 1 |
| 79 | 0 |
| 80 | 1 |
[1,0,1,0,2,1,0,1,5,1,0,1,4,9,1,0,1,3,12,14,1,0,1, 3,9,29,20,1,0,1,3,8,27,60,27,1,0,1,3,8,22,74,111, 35,1,0,1,3,8,21,63,181,189,44,1,0,1,3,8,21,56,178, 399,302,54,1,0,1,3,8,21,55,154,474,806,459,65,1,0, 1] |