The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 3 |
| 4 | 3 |
| 5 | 3 |
| 6 | 12 |
| 7 | 3 |
| 8 | 3 |
| 9 | 3 |
| 10 | 15 |
| 11 | 3 |
| 12 | 13 |
| 13 | 3 |
| 14 | 15 |
| 15 | 15 |
| 16 | 3 |
| 17 | 3 |
| 18 | 15 |
| 19 | 3 |
| 20 | 13 |
| 21 | 15 |
| 22 | 15 |
| 23 | 3 |
| 24 | 15 |
| 25 | 3 |
| 26 | 15 |
| 27 | 3 |
| 28 | 15 |
| 29 | 3 |
| 30 | 72 |
| 31 | 3 |
| 32 | 3 |
| 33 | 15 |
| 34 | 15 |
| 35 | 15 |
| 36 | 15 |
| 37 | 3 |
| 38 | 15 |
| 39 | 15 |
| 40 | 15 |
| 41 | 3 |
| 42 | 96 |
| 43 | 3 |
| 44 | 15 |
| 45 | 15 |
| 46 | 15 |
| 47 | 3 |
| 48 | 15 |
| 49 | 3 |
| 50 | 15 |
| 51 | 15 |
| 52 | 15 |
| 53 | 3 |
| 54 | 15 |
| 55 | 15 |
| 56 | 13 |
| 57 | 15 |
| 58 | 15 |
| 59 | 3 |
| 60 | 108 |
| 61 | 3 |
| 62 | 15 |
| 63 | 15 |
| 64 | 3 |
| 65 | 15 |
| 66 | 144 |
| 67 | 3 |
| 68 | 15 |
| 69 | 15 |
| 70 | 142 |
| 71 | 3 |
| 72 | 13 |
[1,3,3,3,3,12,3,3,3,15,3,13,3,15,15,3,3,15,3,13, 15,15,3,15,3,15,3,15,3,72,3,3,15,15,15,15,3,15,15, 15,3,96,3,15,15,15,3,15,3,15,15,15,3,15,15,13,15, 15,3,108,3,15,15,3,15,144,3,15,15,142,3,13] |