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A347842 as a simple table
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 6 |
| 3 | 148 |
| 4 | 14808 |
| 5 | 5942608 |
| 6 | 9546508128 |
| 7 | 61355108818240 |
| 8 | 1577381936031968640 |
| 9 | 162213856617581098030336 |
| 10 | 66726795842176170072717129216 |
| 11 | 109792555585903911536355551233758208 |
| 12 | 722612693482570097701467493432061846673408 |
[1,6,148,14808,5942608,9546508128,61355108818240, 1577381936031968640,162213856617581098030336, 66726795842176170072717129216, 109792555585903911536355551233758208, 722612693482570097701467493432061846673408] |