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) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | -2 |
| 4 | -1 |
| 5 | 3 |
| 6 | 4 |
| 7 | 5 |
| 8 | -4 |
| 9 | -3 |
| 10 | 6 |
| 11 | 7 |
| 12 | 8 |
| 13 | -8 |
| 14 | -7 |
| 15 | -6 |
| 16 | -5 |
| 17 | -9 |
| 18 | -10 |
| 19 | -11 |
| 20 | -12 |
| 21 | 13 |
| 22 | 9 |
| 23 | 10 |
| 24 | 11 |
| 25 | 12 |
| 26 | -13 |
| 27 | -14 |
| 28 | -15 |
| 29 | -16 |
| 30 | -17 |
| 31 | -18 |
| 32 | 18 |
| 33 | 14 |
| 34 | 15 |
| 35 | 16 |
| 36 | 17 |
| 37 | -19 |
| 38 | -20 |
| 39 | -21 |
| 40 | -22 |
| 41 | -23 |
| 42 | -24 |
| 43 | 25 |
| 44 | 21 |
| 45 | 20 |
| 46 | 19 |
| 47 | 23 |
| 48 | 22 |
| 49 | 26 |
| 50 | 27 |
| 51 | 28 |
| 52 | 24 |
| 53 | -25 |
| 54 | -26 |
| 55 | -27 |
| 56 | -28 |
| 57 | -29 |
| 58 | -30 |
| 59 | -31 |
| 60 | -32 |
| 61 | 32 |
[0,1,2,-2,-1,3,4,5,-4,-3,6,7,8,-8,-7,-6,-5,-9,-10, -11,-12,13,9,10,11,12,-13,-14,-15,-16,-17,-18,18, 14,15,16,17,-19,-20,-21,-22,-23,-24,25,21,20,19, 23,22,26,27,28,24,-25,-26,-27,-28,-29,-30,-31,-32, 32] |