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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 4 |
| 4 | 16 |
| 5 | 60 |
| 6 | 16 |
| 7 | 64 |
| 8 | 900 |
| 9 | 900 |
| 10 | 64 |
| 11 | 256 |
| 12 | 13500 |
| 13 | 50580 |
| 14 | 13500 |
| 15 | 256 |
| 16 | 1024 |
| 17 | 202500 |
| 18 | 2842560 |
| 19 | 2842560 |
| 20 | 202500 |
| 21 | 1024 |
| 22 | 4096 |
| 23 | 3037500 |
| 24 | 159749820 |
| 25 | 598507920 |
| 26 | 159749820 |
| 27 | 3037500 |
| 28 | 4096 |
| 29 | 16384 |
| 30 | 45562500 |
| 31 | 8977824540 |
| 32 | 126017211780 |
| 33 | 126017211780 |
[1,4,4,16,60,16,64,900,900,64,256,13500,50580, 13500,256,1024,202500,2842560,2842560,202500,1024, 4096,3037500,159749820,598507920,159749820, 3037500,4096,16384,45562500,8977824540, 126017211780,126017211780] |