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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 350 |
| 2 | 594594 |
| 3 | 1299170600 |
| 4 | 3164045050530 |
| 5 | 8188909171581600 |
| 6 | 22035578229399735000 |
| 7 | 60924423899585957558848 |
| 8 | 171839010049825493742617250 |
| 9 | 492149504510899056782561257748 |
| 10 | 1426695143534668869395862598229344 |
| 11 | 4176678405144148418744441910948978000 |
[1,350,594594,1299170600,3164045050530, 8188909171581600,22035578229399735000, 60924423899585957558848, 171839010049825493742617250, 492149504510899056782561257748, 1426695143534668869395862598229344, 4176678405144148418744441910948978000] |