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| n | a(n) |
|---|---|
| 1 | 408 |
| 2 | 2628 |
| 3 | 2628 |
| 4 | 16848 |
| 5 | 13952 |
| 6 | 16848 |
| 7 | 109224 |
| 8 | 74308 |
| 9 | 74308 |
| 10 | 109224 |
| 11 | 704160 |
| 12 | 409268 |
| 13 | 329984 |
| 14 | 409268 |
| 15 | 704160 |
| 16 | 4594320 |
| 17 | 2261220 |
| 18 | 1558600 |
| 19 | 1558600 |
| 20 | 2261220 |
| 21 | 4594320 |
| 22 | 29782080 |
| 23 | 12903164 |
| 24 | 7424496 |
| 25 | 6480632 |
| 26 | 7424496 |
| 27 | 12903164 |
| 28 | 29782080 |
| 29 | 195532704 |
[408,2628,2628,16848,13952,16848,109224,74308, 74308,109224,704160,409268,329984,409268,704160, 4594320,2261220,1558600,1558600,2261220,4594320, 29782080,12903164,7424496,6480632,7424496, 12903164,29782080,195532704] |