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