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A199985 Numbers with digital product = 5. 3
5, 15, 51, 115, 151, 511, 1115, 1151, 1511, 5111, 11115, 11151, 11511, 15111, 51111, 111115, 111151, 111511, 115111, 151111, 511111, 1111115, 1111151, 1111511, 1115111, 1151111, 1511111, 5111111, 11111115, 11111151, 11111511, 11115111, 11151111, 11511111 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Subsequence of A034052.

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..10000

MAPLE

f:= proc(d) local b, i;

b:= (10^d-1)/9;

seq(b+4*10^i, i=0..d-1);

end proc:

seq(f(d), d=1..9);

MATHEMATICA

Sort[FromDigits/@Flatten[Table[Permutations[PadRight[{5}, n, 1]], {n, 9}], 1]] (* Harvey P. Dale, Sep 03 2016 *)

CROSSREFS

Sequence in context: A029609 A014274 A120825 * A255442 A149576 A149577

Adjacent sequences: A199982 A199983 A199984 * A199986 A199987 A199988

KEYWORD

nonn,base

AUTHOR

Jaroslav Krizek, Nov 13 2011

STATUS

approved

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Last modified December 9 19:36 EST 2022. Contains 358703 sequences. (Running on oeis4.)