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Generalized Cullen primes of the form `n`•128ⁿ+1

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Current data

Base :	128
Count :	4
Max `n` :	200,000
Date :	?

9^[1], 35^[2], 561^[3], 7749^[4]

Notes

History

?: Checked n = 57000 - 200000, Daniel Hermle
?: Checked n = 1 - 57000, Steven Harvey
2004-07: Found n = 7749, Steven Harvey
1998-06-16: Found n = 561, Henry Lifchitz

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Cullen prime