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) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 3 |
| 6 | 0 |
| 7 | 5 |
| 8 | 4 |
| 9 | 6 |
| 10 | 0 |
| 11 | 6 |
| 12 | -2 |
| 13 | 8 |
| 14 | 0 |
| 15 | 0 |
| 16 | 8 |
| 17 | 9 |
| 18 | -4 |
| 19 | 11 |
| 20 | -3 |
| 21 | 0 |
| 22 | 0 |
| 23 | 14 |
| 24 | -8 |
| 25 | 12 |
| 26 | 0 |
| 27 | 18 |
| 28 | -5 |
| 29 | 15 |
| 30 | -12 |
| 31 | 18 |
| 32 | 16 |
| 33 | 0 |
| 34 | 0 |
| 35 | 0 |
| 36 | -14 |
| 37 | 20 |
| 38 | 0 |
| 39 | 0 |
| 40 | -12 |
| 41 | 21 |
| 42 | -20 |
| 43 | 23 |
| 44 | -6 |
| 45 | -12 |
| 46 | 0 |
| 47 | 26 |
| 48 | -24 |
| 49 | 30 |
| 50 | -9 |
| 51 | 0 |
| 52 | -8 |
| 53 | 29 |
| 54 | -24 |
| 55 | 0 |
| 56 | -20 |
| 57 | 0 |
| 58 | 0 |
| 59 | 30 |
| 60 | -24 |
| 61 | 33 |
| 62 | 0 |
| 63 | -20 |
| 64 | 32 |
| 65 | 0 |
| 66 | -24 |
| 67 | 35 |
| 68 | -9 |
| 69 | 0 |
| 70 | -30 |
| 71 | 36 |
| 72 | -36 |
| 73 | 39 |
| 74 | 0 |
| 75 | -18 |
| 76 | -11 |
| 77 | 0 |
| 78 | -32 |
| 79 | 41 |
| 80 | -36 |
| 81 | 54 |
| 82 | 0 |
| 83 | 44 |
[1,1,2,2,3,0,5,4,6,0,6,-2,8,0,0,8,9,-4,11,-3,0,0, 14,-8,12,0,18,-5,15,-12,18,16,0,0,0,-14,20,0,0, -12,21,-20,23,-6,-12,0,26,-24,30,-9,0,-8,29,-24,0, -20,0,0,30,-24,33,0,-20,32,0,-24,35,-9,0,-30,36, -36,39,0,-18,-11,0,-32,41,-36,54,0,44] |