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 | 3 |
| 1 | 0 |
| 2 | -2 |
| 3 | 2 |
| 4 | 0 |
| 5 | -2 |
| 6 | 4 |
| 7 | -4 |
| 8 | -2 |
| 9 | 10 |
| 10 | -10 |
| 11 | 0 |
| 12 | 14 |
| 13 | -24 |
| 14 | 16 |
| 15 | 18 |
| 16 | -56 |
| 17 | 54 |
| 18 | 10 |
| 19 | -102 |
| 20 | 142 |
| 21 | -54 |
| 22 | -154 |
| 23 | 332 |
| 24 | -256 |
| 25 | -158 |
| 26 | 666 |
| 27 | -768 |
| 28 | 90 |
| 29 | 1136 |
| 30 | -1918 |
| 31 | 1086 |
| 32 | 1510 |
| 33 | -4144 |
| 34 | 3912 |
| 35 | 814 |
| 36 | -7760 |
| 37 | 10692 |
| 38 | -3690 |
| 39 | -12058 |
| 40 | 24840 |
| 41 | -18478 |
| 42 | -12628 |
| 43 | 50292 |
| 44 | -57022 |
| 45 | 4864 |
| 46 | 87244 |
| 47 | -143424 |
[3,0,-2,2,0,-2,4,-4,-2,10,-10,0,14,-24,16,18,-56, 54,10,-102,142,-54,-154,332,-256,-158,666,-768,90, 1136,-1918,1086,1510,-4144,3912,814,-7760,10692, -3690,-12058,24840,-18478,-12628,50292,-57022, 4864,87244,-143424] |