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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 19047 |
| 3 | 5897660 |
| 4 | 1185617520 |
| 5 | 202543496074 |
| 6 | 30875729085512 |
| 7 | 4136952690048454 |
| 8 | 487193123130350097 |
| 9 | 51331437862178906035 |
| 10 | 4945011895747787547937 |
| 11 | 443153467091368764828266 |
| 12 | 37318809545959754128926920 |
[6,19047,5897660,1185617520,202543496074, 30875729085512,4136952690048454, 487193123130350097,51331437862178906035, 4945011895747787547937,443153467091368764828266, 37318809545959754128926920] |