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Generalized Cullen primes of the form `n`•9ⁿ+1

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Current data

Base :	9
Count :	5
Max `n` :	222,431
Date :	2019-11-23

2, 12382^[1], 27608^[2], 31330^[3], 117852

Notes

History

?: Checked to n = 222431, (?)
2000-02-03: Found n = 31330, Günter Löh
2000-01-31: Found n = 27608, Günter Löh
2000-01-26: Found n = 12382, Günter Löh

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Cullen prime