A259086 a(n) = largest k such that the decimal representation of prime(n)^k does not contain the digit 2.

168, 59, 1, 28, 38, 25, 16, 22, 28, 20, 22, 7, 19, 20, 4, 10, 27, 11, 8, 13, 13, 12, 5, 23, 23, 18, 42, 7, 31, 4, 10, 13, 11, 5, 11, 11, 8, 12, 12, 9, 7, 10, 10, 4, 7, 10, 3, 18, 7, 0, 8, 3, 6, 2, 8, 4, 12, 5, 4, 5, 6, 4, 8, 16, 2, 3, 5, 2, 7, 11, 12, 1, 5, 9

Offset

1,1

Comments

These values are only conjectural.

Links

Hiroaki Yamanouchi, Table of n, a(n) for n = 1..500

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

Crossrefs

Cf. A094776, A259081-A259085.

Sequence in context: A175558 A289743 A308280 * A062518 A038823 A296890

Adjacent sequences: A259083 A259084 A259085 * A259087 A259088 A259089

Keyword

nonn,base

Author

N. J. A. Sloane, Jun 18 2015

Extensions

a(14)-a(74) from Hiroaki Yamanouchi, Jun 19 2015

Status

approved