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 | 0 |
| 4 | 0 |
| 5 | 1 |
| 6 | 0 |
| 7 | 1 |
| 8 | 0 |
| 9 | 0 |
| 10 | -1 |
| 11 | 1 |
| 12 | 0 |
| 13 | 2 |
| 14 | -3 |
| 15 | -2 |
| 16 | 0 |
| 17 | 1 |
| 18 | 0 |
| 19 | 2 |
| 20 | 0 |
| 21 | -4 |
| 22 | -3 |
| 23 | 1 |
| 24 | 0 |
| 25 | 0 |
| 26 | -4 |
| 27 | 0 |
| 28 | 0 |
| 29 | 1 |
| 30 | 6 |
| 31 | 3 |
| 32 | 0 |
| 33 | -5 |
| 34 | -5 |
| 35 | -3 |
| 36 | 0 |
| 37 | 1 |
| 38 | -5 |
| 39 | -3 |
| 40 | 0 |
| 41 | 0 |
| 42 | 9 |
| 43 | 2 |
| 44 | 0 |
| 45 | 0 |
| 46 | -6 |
| 47 | 2 |
| 48 | 0 |
| 49 | 0 |
| 50 | 0 |
| 51 | -5 |
| 52 | 0 |
| 53 | 2 |
| 54 | 0 |
| 55 | -5 |
| 56 | 0 |
| 57 | -5 |
| 58 | -5 |
| 59 | 0 |
| 60 | 0 |
| 61 | 1 |
| 62 | -7 |
| 63 | 0 |
| 64 | 0 |
| 65 | -4 |
| 66 | 12 |
| 67 | 1 |
| 68 | 0 |
| 69 | -5 |
| 70 | 10 |
| 71 | 2 |
| 72 | 0 |
| 73 | 3 |
| 74 | -8 |
| 75 | 0 |
| 76 | 0 |
| 77 | -4 |
| 78 | 14 |
| 79 | 3 |
| 80 | 0 |
| 81 | 0 |
| 82 | -8 |
| 83 | 3 |
| 84 | 0 |
| 85 | -7 |
| 86 | -8 |
| 87 | -5 |
| 88 | 0 |
| 89 | 1 |
| 90 | 0 |
| 91 | -4 |
| 92 | 0 |
[1,-1,0,0,1,0,1,0,0,-1,1,0,2,-3,-2,0,1,0,2,0,-4, -3,1,0,0,-4,0,0,1,6,3,0,-5,-5,-3,0,1,-5,-3,0,0,9, 2,0,0,-6,2,0,0,0,-5,0,2,0,-5,0,-5,-5,0,0,1,-7,0,0, -4,12,1,0,-5,10,2,0,3,-8,0,0,-4,14,3,0,0,-8,3,0, -7,-8,-5,0,1,0,-4,0] |