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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 36 |
| 5 | 100 |
| 6 | 400 |
| 7 | 1225 |
| 8 | 24010000 |
| 9 | 252047376 |
| 10 | 4032758016 |
| 11 | 2075562447064149770496 |
| 12 | 531343986448422341246976 |
| 13 | 75186222935463997063888896 |
| 14 | 19247673071478783248355557376 |
| 15 | 2940278105018015412903875390625 |
| 16 | 566574142904620264536665169363475932852029446342410000000000000000 |
[1,2,3,36,100,400,1225,24010000,252047376, 4032758016,2075562447064149770496, 531343986448422341246976, 75186222935463997063888896, 19247673071478783248355557376, 2940278105018015412903875390625, 56657414290462026453666516936347593285202944634241\ 0000000000000000] |