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