The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 2 |
| 13 | 1 |
| 14 | 1 |
| 15 | 0 |
| 16 | 0 |
| 17 | 1 |
| 18 | 2 |
| 19 | 2 |
| 20 | 2 |
| 21 | 1 |
| 22 | 1 |
| 23 | 3 |
| 24 | 3 |
| 25 | 3 |
| 26 | 2 |
| 27 | 1 |
| 28 | 0 |
| 29 | 0 |
| 30 | 1 |
| 31 | 3 |
| 32 | 4 |
| 33 | 5 |
| 34 | 4 |
| 35 | 3 |
| 36 | 1 |
| 37 | 1 |
| 38 | 4 |
| 39 | 6 |
| 40 | 7 |
| 41 | 7 |
| 42 | 5 |
| 43 | 3 |
| 44 | 1 |
| 45 | 0 |
| 46 | 0 |
| 47 | 1 |
| 48 | 4 |
| 49 | 7 |
| 50 | 10 |
| 51 | 11 |
| 52 | 10 |
| 53 | 7 |
| 54 | 4 |
| 55 | 1 |
| 56 | 1 |
| 57 | 5 |
| 58 | 10 |
| 59 | 14 |
| 60 | 17 |
| 61 | 16 |
| 62 | 13 |
| 63 | 8 |
| 64 | 4 |
| 65 | 1 |
| 66 | 0 |
| 67 | 0 |
| 68 | 1 |
| 69 | 5 |
| 70 | 11 |
| 71 | 18 |
| 72 | 24 |
| 73 | 26 |
| 74 | 24 |
| 75 | 18 |
| 76 | 11 |
| 77 | 5 |
| 78 | 1 |
| 79 | 1 |
| 80 | 6 |
| 81 | 15 |
| 82 | 25 |
| 83 | 35 |
| 84 | 40 |
| 85 | 39 |
| 86 | 32 |
| 87 | 22 |
| 88 | 12 |
| 89 | 5 |
| 90 | 1 |
| 91 | 0 |
| 92 | 0 |
[1,0,1,1,1,0,0,1,1,1,1,2,1,1,0,0,1,2,2,2,1,1,3,3, 3,2,1,0,0,1,3,4,5,4,3,1,1,4,6,7,7,5,3,1,0,0,1,4,7, 10,11,10,7,4,1,1,5,10,14,17,16,13,8,4,1,0,0,1,5, 11,18,24,26,24,18,11,5,1,1,6,15,25,35,40,39,32,22, 12,5,1,0,0] |