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 | 1 |
| 1 | -1 |
| 2 | -2 |
| 3 | 2 |
| 4 | -3 |
| 5 | 3 |
| 6 | 8 |
| 7 | -8 |
| 8 | -6 |
| 9 | 6 |
| 10 | 4 |
| 11 | -4 |
| 12 | 26 |
| 13 | -26 |
| 14 | -56 |
| 15 | 56 |
| 16 | -7 |
| 17 | 7 |
| 18 | 70 |
| 19 | -70 |
| 20 | -51 |
| 21 | 51 |
| 22 | 32 |
| 23 | -32 |
| 24 | 120 |
| 25 | -120 |
| 26 | -272 |
| 27 | 272 |
| 28 | -200 |
| 29 | 200 |
| 30 | 672 |
| 31 | -672 |
| 32 | -182 |
| 33 | 182 |
| 34 | -308 |
| 35 | 308 |
| 36 | 1026 |
| 37 | -1026 |
| 38 | -1744 |
| 39 | 1744 |
| 40 | -660 |
| 41 | 660 |
| 42 | 3064 |
| 43 | -3064 |
| 44 | -916 |
| 45 | 916 |
| 46 | -1232 |
| 47 | 1232 |
| 48 | 2466 |
| 49 | -2466 |
| 50 | -3700 |
| 51 | 3700 |
| 52 | -3990 |
| 53 | 3990 |
[1,-1,-2,2,-3,3,8,-8,-6,6,4,-4,26,-26,-56,56,-7,7, 70,-70,-51,51,32,-32,120,-120,-272,272,-200,200, 672,-672,-182,182,-308,308,1026,-1026,-1744,1744, -660,660,3064,-3064,-916,916,-1232,1232,2466, -2466,-3700,3700,-3990,3990] |