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A178005 Largest n-digit prime with the most digits equal to 7. 0
7, 97, 977, 7877, 97777, 787777, 7877777, 77767777, 787777777, 8777777777, 79777777777, 777777779777, 7877777777777, 77777779777777, 778777777777777, 8777777777777777, 77797777777777777, 797777777777777777 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Select first for the most 7's, then take the largest.

LINKS

Table of n, a(n) for n=1..18.

CROSSREFS

Cf. A037067, A105977

Sequence in context: A116261 A289851 A242377 * A268706 A030540 A071361

Adjacent sequences:  A178002 A178003 A178004 * A178006 A178007 A178008

KEYWORD

nonn,base

AUTHOR

Lekraj Beedassy, May 17 2010

STATUS

approved

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Last modified August 7 12:30 EDT 2022. Contains 355986 sequences. (Running on oeis4.)