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A259083 a(n) = largest k such that the decimal representation of 7^k does not contain the digit n. 2
35, 30, 28, 20, 29, 25, 33, 39, 33, 61 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

These values are only conjectural.

LINKS

Table of n, a(n) for n=0..9.

Popular Computing (Calabasas, CA), Two Tables, Vol. 1, (No. 9, Dec 1973), page PC9-16.

CROSSREFS

Cf. A094776, A259081, A259082.

Sequence in context: A266057 A267341 A174027 * A244214 A267077 A267394

Adjacent sequences:  A259080 A259081 A259082 * A259084 A259085 A259086

KEYWORD

nonn,fini,full,base

AUTHOR

N. J. A. Sloane, Jun 18 2015

STATUS

approved

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Last modified May 27 22:39 EDT 2022. Contains 354110 sequences. (Running on oeis4.)