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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 133 |
| 3 | 39556 |
| 4 | 16112057 |
| 5 | 7772368380 |
| 6 | 4168218286276 |
| 7 | 2403705165816240 |
| 8 | 1461462393790971585 |
| 9 | 925088518413937893358 |
| 10 | 604420266372219374357644 |
| 11 | 405139322689963395796890100 |
| 12 | 277349882927724253636179972980 |
[1,133,39556,16112057,7772368380,4168218286276, 2403705165816240,1461462393790971585, 925088518413937893358,604420266372219374357644, 405139322689963395796890100, 277349882927724253636179972980] |