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