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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 1 |
| 4 | 6 |
| 5 | 3 |
| 6 | 2 |
| 7 | 12 |
| 8 | 12 |
| 9 | 4 |
| 10 | 6 |
| 11 | 60 |
| 12 | 60 |
| 13 | 20 |
| 14 | 30 |
| 15 | 12 |
| 16 | 20 |
| 17 | 20 |
| 18 | 60 |
| 19 | 5 |
| 20 | 4 |
| 21 | 60 |
| 22 | 140 |
| 23 | 140 |
| 24 | 420 |
| 25 | 35 |
| 26 | 28 |
| 27 | 420 |
| 28 | 20 |
| 29 | 280 |
| 30 | 280 |
| 31 | 840 |
| 32 | 280 |
| 33 | 56 |
| 34 | 840 |
| 35 | 40 |
| 36 | 140 |
| 37 | 2520 |
| 38 | 2520 |
| 39 | 2520 |
| 40 | 2520 |
| 41 | 504 |
| 42 | 2520 |
| 43 | 360 |
| 44 | 1260 |
| 45 | 280 |
| 46 | 2520 |
| 47 | 2520 |
| 48 | 2520 |
| 49 | 2520 |
| 50 | 2520 |
| 51 | 2520 |
| 52 | 360 |
| 53 | 1260 |
| 54 | 280 |
| 55 | 2520 |
| 56 | 27720 |
| 57 | 27720 |
[1,2,1,6,3,2,12,12,4,6,60,60,20,30,12,20,20,60,5, 4,60,140,140,420,35,28,420,20,280,280,840,280,56, 840,40,140,2520,2520,2520,2520,504,2520,360,1260, 280,2520,2520,2520,2520,2520,2520,360,1260,280, 2520,27720,27720] |