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 | 0 |
| 4 | 1 |
| 5 | 0 |
| 6 | -1 |
| 7 | 1 |
| 8 | 0 |
| 9 | -11 |
| 10 | 0 |
| 11 | 1 |
| 12 | 0 |
| 13 | -66 |
| 14 | 0 |
| 15 | 1 |
| 16 | 1 |
| 17 | 0 |
| 18 | -302 |
| 19 | 0 |
| 20 | 57 |
| 21 | 0 |
| 22 | 1 |
| 23 | 0 |
| 24 | -1191 |
| 25 | 0 |
| 26 | 1191 |
| 27 | 0 |
| 28 | -1 |
| 29 | 1 |
| 30 | 0 |
| 31 | -4293 |
| 32 | 0 |
| 33 | 15619 |
| 34 | 0 |
| 35 | -247 |
| 36 | 0 |
| 37 | 1 |
| 38 | 0 |
| 39 | -14608 |
| 40 | 0 |
| 41 | 156190 |
| 42 | 0 |
| 43 | -14608 |
| 44 | 0 |
| 45 | 1 |
| 46 | 1 |
| 47 | 0 |
| 48 | -47840 |
| 49 | 0 |
| 50 | 1310354 |
| 51 | 0 |
| 52 | -455192 |
| 53 | 0 |
| 54 | 1013 |
| 55 | 0 |
| 56 | 1 |
| 57 | 0 |
| 58 | -152637 |
| 59 | 0 |
| 60 | 9738114 |
| 61 | 0 |
| 62 | -9738114 |
| 63 | 0 |
| 64 | 152637 |
| 65 | 0 |
| 66 | -1 |
[1,1,1,0,1,0,-1,1,0,-11,0,1,0,-66,0,1,1,0,-302,0, 57,0,1,0,-1191,0,1191,0,-1,1,0,-4293,0,15619,0, -247,0,1,0,-14608,0,156190,0,-14608,0,1,1,0, -47840,0,1310354,0,-455192,0,1013,0,1,0,-152637,0, 9738114,0,-9738114,0,152637,0,-1] |