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