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