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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 16 |
| 2 | 5 |
| 3 | 300 |
| 4 | 160 |
| 5 | 20 |
| 6 | 6840 |
| 7 | 4850 |
| 8 | 1075 |
| 9 | 75 |
| 10 | 186120 |
| 11 | 159650 |
| 12 | 48175 |
| 13 | 6100 |
| 14 | 275 |
| 15 | 5916240 |
| 16 | 5846700 |
| 17 | 2168650 |
| 18 | 379700 |
| 19 | 31550 |
| 20 | 1000 |
| 21 | 215717040 |
| 22 | 238437900 |
| 23 | 103057800 |
| 24 | 22426825 |
| 25 | 2605175 |
| 26 | 153875 |
| 27 | 3625 |
| 28 | 8888140800 |
| 29 | 10772348400 |
[1,16,5,300,160,20,6840,4850,1075,75,186120, 159650,48175,6100,275,5916240,5846700,2168650, 379700,31550,1000,215717040,238437900,103057800, 22426825,2605175,153875,3625,8888140800, 10772348400] |