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