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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 1 |
| 5 | 4 |
| 6 | 1 |
| 7 | 6 |
| 8 | 1 |
| 9 | 8 |
| 10 | 1 |
| 11 | 10 |
| 12 | 1 |
| 13 | 12 |
| 14 | 1 |
| 15 | 14 |
| 16 | 1 |
| 17 | 16 |
| 18 | 1 |
| 19 | 18 |
| 20 | 1 |
| 21 | 20 |
| 22 | 1 |
| 23 | 22 |
| 24 | 1 |
| 25 | 24 |
| 26 | 1 |
| 27 | 26 |
| 28 | 1 |
| 29 | 28 |
| 30 | 1 |
| 31 | 30 |
| 32 | 1 |
| 33 | 32 |
| 34 | 1 |
| 35 | 34 |
| 36 | 1 |
| 37 | 36 |
| 38 | 1 |
| 39 | 38 |
| 40 | 1 |
| 41 | 40 |
| 42 | 1 |
| 43 | 42 |
| 44 | 1 |
| 45 | 44 |
| 46 | 1 |
| 47 | 46 |
| 48 | 1 |
| 49 | 48 |
| 50 | 1 |
| 51 | 50 |
| 52 | 1 |
| 53 | 52 |
| 54 | 1 |
| 55 | 54 |
| 56 | 1 |
| 57 | 56 |
| 58 | 1 |
| 59 | 58 |
| 60 | 1 |
| 61 | 60 |
| 62 | 1 |
| 63 | 62 |
| 64 | 1 |
| 65 | 64 |
| 66 | 1 |
| 67 | 66 |
| 68 | 1 |
| 69 | 68 |
| 70 | 1 |
| 71 | 70 |
| 72 | 1 |
| 73 | 72 |
| 74 | 1 |
| 75 | 74 |
| 76 | 1 |
| 77 | 76 |
| 78 | 1 |
| 79 | 78 |
| 80 | 1 |
| 81 | 80 |
| 82 | 1 |
| 83 | 82 |
| 84 | 1 |
| 85 | 84 |
[1,0,1,2,1,4,1,6,1,8,1,10,1,12,1,14,1,16,1,18,1, 20,1,22,1,24,1,26,1,28,1,30,1,32,1,34,1,36,1,38,1, 40,1,42,1,44,1,46,1,48,1,50,1,52,1,54,1,56,1,58,1, 60,1,62,1,64,1,66,1,68,1,70,1,72,1,74,1,76,1,78,1, 80,1,82,1,84] |