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