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 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 0 |
| 10 | 1 |
| 11 | 1 |
| 12 | 3 |
| 13 | 7 |
| 14 | 0 |
| 15 | 1 |
| 16 | 1 |
| 17 | 3 |
| 18 | 7 |
| 19 | 25 |
| 20 | 0 |
| 21 | 1 |
| 22 | 1 |
| 23 | 3 |
| 24 | 13 |
| 25 | 49 |
| 26 | 181 |
| 27 | 0 |
| 28 | 1 |
| 29 | 1 |
| 30 | 3 |
| 31 | 13 |
| 32 | 49 |
| 33 | 321 |
| 34 | 1201 |
| 35 | 0 |
| 36 | 1 |
| 37 | 1 |
| 38 | 3 |
| 39 | 13 |
| 40 | 73 |
| 41 | 381 |
| 42 | 2131 |
| 43 | 10291 |
| 44 | 0 |
| 45 | 1 |
| 46 | 1 |
| 47 | 3 |
| 48 | 13 |
| 49 | 73 |
| 50 | 381 |
| 51 | 2971 |
| 52 | 19783 |
| 53 | 97777 |
| 54 | 0 |
| 55 | 1 |
| 56 | 1 |
| 57 | 3 |
| 58 | 13 |
| 59 | 73 |
| 60 | 501 |
| 61 | 3331 |
| 62 | 26713 |
| 63 | 195777 |
| 64 | 1013545 |
| 65 | 0 |
| 66 | 1 |
| 67 | 1 |
[1,1,0,1,1,0,1,1,1,0,1,1,3,7,0,1,1,3,7,25,0,1,1,3, 13,49,181,0,1,1,3,13,49,321,1201,0,1,1,3,13,73, 381,2131,10291,0,1,1,3,13,73,381,2971,19783,97777, 0,1,1,3,13,73,501,3331,26713,195777,1013545,0,1,1] |