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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 18 |
| 4 | 27 |
| 5 | 200 |
| 6 | 300 |
| 7 | 1125 |
| 8 | 1568 |
| 9 | 2352 |
| 10 | 3125 |
| 11 | 8820 |
| 12 | 24500 |
| 13 | 27783 |
| 14 | 61952 |
| 15 | 77175 |
| 16 | 92928 |
| 17 | 346112 |
| 18 | 348480 |
| 19 | 420175 |
| 20 | 519168 |
| 21 | 823543 |
| 22 | 968000 |
| 23 | 1097712 |
| 24 | 1946880 |
| 25 | 3049200 |
| 26 | 5408000 |
| 27 | 6132672 |
| 28 | 8732691 |
| 29 | 9469952 |
| 30 | 14204928 |
| 31 | 16601200 |
| 32 | 17035200 |
| 33 | 24257475 |
| 34 | 32538352 |
| 35 | 47316992 |
[1,4,18,27,200,300,1125,1568,2352,3125,8820,24500, 27783,61952,77175,92928,346112,348480,420175, 519168,823543,968000,1097712,1946880,3049200, 5408000,6132672,8732691,9469952,14204928,16601200, 17035200,24257475,32538352,47316992] |