The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 0 |
| 5 | 1 |
| 6 | 3 |
| 7 | 1 |
| 8 | 3 |
| 9 | 1 |
| 10 | 8 |
| 11 | 0 |
| 12 | 9 |
| 13 | 0 |
| 14 | 1 |
| 15 | 18 |
| 16 | 2 |
| 17 | 22 |
| 18 | 0 |
| 19 | 0 |
| 20 | 1 |
| 21 | 43 |
| 22 | 0 |
| 23 | 60 |
| 24 | 0 |
| 25 | 0 |
| 26 | 0 |
| 27 | 1 |
| 28 | 104 |
| 29 | 5 |
| 30 | 159 |
| 31 | 1 |
| 32 | 0 |
| 33 | 3 |
| 34 | 0 |
| 35 | 1 |
| 36 | 273 |
| 37 | 0 |
| 38 | 428 |
| 39 | 0 |
| 40 | 0 |
| 41 | 0 |
| 42 | 0 |
| 43 | 0 |
| 44 | 1 |
| 45 | 702 |
| 46 | 14 |
| 47 | 1143 |
| 48 | 0 |
| 49 | 1 |
| 50 | 9 |
| 51 | 0 |
| 52 | 0 |
| 53 | 0 |
| 54 | 1 |
| 55 | 1870 |
| 56 | 0 |
| 57 | 3114 |
| 58 | 0 |
| 59 | 0 |
| 60 | 0 |
| 61 | 0 |
| 62 | 0 |
| 63 | 0 |
| 64 | 0 |
| 65 | 1 |
| 66 | 4985 |
| 67 | 38 |
| 68 | 8505 |
| 69 | 2 |
| 70 | 0 |
| 71 | 28 |
| 72 | 0 |
| 73 | 0 |
| 74 | 3 |
| 75 | 0 |
| 76 | 0 |
| 77 | 1 |
| 78 | 13562 |
| 79 | 0 |
| 80 | 23475 |
| 81 | 0 |
| 82 | 0 |
| 83 | 0 |
| 84 | 0 |
[1,1,1,2,0,1,3,1,3,1,8,0,9,0,1,18,2,22,0,0,1,43,0, 60,0,0,0,1,104,5,159,1,0,3,0,1,273,0,428,0,0,0,0, 0,1,702,14,1143,0,1,9,0,0,0,1,1870,0,3114,0,0,0,0, 0,0,0,1,4985,38,8505,2,0,28,0,0,3,0,0,1,13562,0, 23475,0,0,0,0] |