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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 4 |
| 3 | 12 |
| 4 | 24 |
| 5 | 72 |
| 6 | 360 |
| 7 | 720 |
| 8 | 2160 |
| 9 | 10800 |
| 10 | 75600 |
| 11 | 151200 |
| 12 | 453600 |
| 13 | 2268000 |
| 14 | 15876000 |
| 15 | 174636000 |
| 16 | 349272000 |
| 17 | 1047816000 |
| 18 | 5239080000 |
| 19 | 36673560000 |
| 20 | 403409160000 |
| 21 | 5244319080000 |
| 22 | 10488638160000 |
| 23 | 31465914480000 |
| 24 | 157329572400000 |
| 25 | 1101307006800000 |
| 26 | 12114377074800000 |
[1,2,4,12,24,72,360,720,2160,10800,75600,151200, 453600,2268000,15876000,174636000,349272000, 1047816000,5239080000,36673560000,403409160000, 5244319080000,10488638160000,31465914480000, 157329572400000,1101307006800000, 12114377074800000] |