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