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A178007 Largest n-digit prime with the most digits equal to 9. 1
7, 97, 997, 9949, 99989, 999979, 9999991, 99999989, 999999929, 9999999929, 99999999599, 999999999989, 9999999999799, 99999999999959, 999999999999989, 9999999999999199, 99999999999999997, 999999999999997999 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

First maximum the number of 9's, then choose the largest.

LINKS

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

CROSSREFS

Cf. A037071, A105975, A003618

Sequence in context: A007810 A146758 A114019 * A241206 A127892 A125590

Adjacent sequences:  A178004 A178005 A178006 * A178008 A178009 A178010

KEYWORD

nonn,base

AUTHOR

Lekraj Beedassy, May 17 2010

STATUS

approved

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Last modified May 31 13:01 EDT 2020. Contains 334748 sequences. (Running on oeis4.)