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 | 1 |
| 3 | 1 |
| 4 | 0 |
| 5 | 1 |
| 6 | 1 |
| 7 | -1 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 0 |
| 12 | 2 |
| 13 | 0 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 2 |
| 18 | -4 |
| 19 | 2 |
| 20 | 1 |
| 21 | 1 |
| 22 | 0 |
| 23 | 3 |
| 24 | 0 |
| 25 | 10 |
| 26 | 0 |
| 27 | 1 |
| 28 | 1 |
| 29 | -1 |
| 30 | 3 |
| 31 | 9 |
| 32 | 15 |
| 33 | -25 |
| 34 | 5 |
| 35 | 1 |
| 36 | 1 |
| 37 | 0 |
| 38 | 4 |
| 39 | 0 |
| 40 | 42 |
| 41 | 0 |
| 42 | 70 |
| 43 | 0 |
| 44 | 1 |
| 45 | 1 |
| 46 | 1 |
| 47 | 4 |
| 48 | -16 |
| 49 | 56 |
| 50 | 196 |
| 51 | 196 |
| 52 | -196 |
| 53 | 14 |
| 54 | 1 |
| 55 | 1 |
| 56 | 0 |
| 57 | 5 |
| 58 | 0 |
| 59 | 120 |
| 60 | 0 |
| 61 | 1176 |
[1,1,1,1,0,1,1,-1,1,1,1,0,2,0,1,1,1,2,-4,2,1,1,0, 3,0,10,0,1,1,-1,3,9,15,-25,5,1,1,0,4,0,42,0,70,0, 1,1,1,4,-16,56,196,196,-196,14,1,1,0,5,0,120,0, 1176] |