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| n | a(n) |
|---|---|
| 1 | 456 |
| 2 | 468496 |
| 3 | 263134490 |
| 4 | 118098679534 |
| 5 | 44796204800108 |
| 6 | 14688350983557860 |
| 7 | 4251350673984802232 |
| 8 | 1107217648453587546275 |
| 9 | 263642550140680566002158 |
| 10 | 58107335402584370952018686 |
| 11 | 11961631714090690343312623434 |
[456,468496,263134490,118098679534,44796204800108, 14688350983557860,4251350673984802232, 1107217648453587546275,263642550140680566002158, 58107335402584370952018686, 11961631714090690343312623434] |