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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 27 |
| 4 | 72 |
| 5 | 800 |
| 6 | 3125 |
| 7 | 6272 |
| 8 | 21600 |
| 9 | 30375 |
| 10 | 169344 |
| 11 | 247808 |
| 12 | 750141 |
| 13 | 823543 |
| 14 | 1384448 |
| 15 | 6690816 |
| 16 | 19600000 |
| 17 | 37380096 |
| 18 | 37879808 |
| 19 | 189267968 |
| 20 | 190512000 |
| 21 | 235782657 |
| 22 | 774400000 |
| 23 | 1022754816 |
| 24 | 1313046875 |
| 25 | 2344190625 |
| 26 | 3502727631 |
| 27 | 4326400000 |
| 28 | 4437573632 |
| 29 | 5110235136 |
| 30 | 118374400000 |
[1,4,27,72,800,3125,6272,21600,30375,169344, 247808,750141,823543,1384448,6690816,19600000, 37380096,37879808,189267968,190512000,235782657, 774400000,1022754816,1313046875,2344190625, 3502727631,4326400000,4437573632,5110235136, 118374400000] |