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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 12 |
| 6 | 24 |
| 7 | 72 |
| 8 | 72 |
| 9 | 288 |
| 10 | 1440 |
| 11 | 1440 |
| 12 | 10080 |
| 13 | 10080 |
| 14 | 10080 |
| 15 | 30240 |
| 16 | 30240 |
| 17 | 100800 |
| 18 | 100800 |
| 19 | 907200 |
| 20 | 907200 |
| 21 | 907200 |
| 22 | 6350400 |
| 23 | 9979200 |
| 24 | 9979200 |
| 25 | 69854400 |
| 26 | 69854400 |
| 27 | 69854400 |
| 28 | 129729600 |
| 29 | 129729600 |
| 30 | 259459200 |
| 31 | 1210809600 |
| 32 | 1816214400 |
| 33 | 3632428800 |
| 34 | 3632428800 |
[1,1,2,4,12,24,72,72,288,1440,1440,10080,10080, 10080,30240,30240,100800,100800,907200,907200, 907200,6350400,9979200,9979200,69854400,69854400, 69854400,129729600,129729600,259459200,1210809600, 1816214400,3632428800,3632428800] |