A259083 a(n) = largest k such that the decimal representation of 7^k does not contain the digit n.

35, 30, 28, 20, 29, 25, 33, 39, 33, 61

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 A358931 A267077

Adjacent sequences: A259080 A259081 A259082 * A259084 A259085 A259086

Keyword

nonn,fini,full,base

Author

N. J. A. Sloane, Jun 18 2015

Status

approved