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| n | a(n) |
|---|---|
| 1 | 804 |
| 2 | 6370 |
| 3 | 34100 |
| 4 | 247108 |
| 5 | 1438706 |
| 6 | 9984856 |
| 7 | 60562860 |
| 8 | 410479794 |
| 9 | 2552400534 |
| 10 | 17058516514 |
| 11 | 107804975078 |
| 12 | 714404539258 |
| 13 | 4564334647690 |
| 14 | 30092904093630 |
| 15 | 193703648109910 |
| 16 | 1273255187793270 |
| 17 | 8238258468126064 |
| 18 | 54058768940775828 |
[804,6370,34100,247108,1438706,9984856,60562860, 410479794,2552400534,17058516514,107804975078, 714404539258,4564334647690,30092904093630, 193703648109910,1273255187793270,8238258468126064, 54058768940775828] |