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| n | a(n) |
|---|---|
| 0 | 3 |
| 1 | 3 |
| 2 | 6 |
| 3 | 4 |
| 4 | 60 |
| 5 | 840 |
| 6 | 2520 |
| 7 | 3465 |
| 8 | 360360 |
| 9 | 11440 |
| 10 | 2450448 |
| 11 | 23279256 |
| 12 | 46558512 |
| 13 | 356948592 |
| 14 | 2230928700 |
| 15 | 80313433200 |
| 16 | 2329089562800 |
| 17 | 144403552893600 |
| 18 | 3702655202400 |
| 19 | 72201776446800 |
| 20 | 1068586291412640 |
| 21 | 763275922437600 |
| 22 | 5215718803323600 |
| 23 | 40777437916893600 |
| 24 | 103511957789037600 |
| 25 | 718702343285249700 |
[3,3,6,4,60,840,2520,3465,360360,11440,2450448, 23279256,46558512,356948592,2230928700, 80313433200,2329089562800,144403552893600, 3702655202400,72201776446800,1068586291412640, 763275922437600,5215718803323600, 40777437916893600,103511957789037600, 718702343285249700] |