The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 0 |
| 13 | 0 |
| 14 | 0 |
| 15 | 0 |
| 16 | 2 |
| 17 | 4 |
| 18 | 6 |
| 19 | 1 |
| 20 | 3 |
| 21 | 5 |
| 22 | 2 |
| 23 | 5 |
| 24 | 1 |
| 25 | 4 |
| 26 | 7 |
| 27 | 3 |
| 28 | 6 |
| 29 | 3 |
| 30 | 5 |
| 31 | 2 |
| 32 | 8 |
| 33 | 1 |
| 34 | 7 |
| 35 | 4 |
| 36 | 6 |
| 37 | 2 |
| 38 | 4 |
| 39 | 9 |
| 40 | 7 |
| 41 | 5 |
| 42 | 3 |
| 43 | 1 |
| 44 | 6 |
| 45 | 8 |
| 46 | 2 |
| 47 | 4 |
| 48 | 6 |
| 49 | 8 |
| 50 | 10 |
| 51 | 1 |
| 52 | 3 |
| 53 | 5 |
| 54 | 7 |
| 55 | 9 |
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,4,6,1,3,5,2,5,1, 4,7,3,6,3,5,2,8,1,7,4,6,2,4,9,7,5,3,1,6,8,2,4,6,8, 10,1,3,5,7,9] |