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Generalized Woodall primes of the form `n`•7ⁿ-1

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Current data

ASCII format :	n*7^n-1
Base :	7
Count :	7
Max `n` :	350,000
Date :

2, 18, 68, 84, 3812, 14838, 51582

Remarks :

The sequence A242200 in OEIS

History

2003-12-24: Found n = 51582, Steven Harvey
2000-04-04: Found n = 14838, Ray Ballinger
2000-01-23: Found n = 3812, Joe DeMaio

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Woodall prime