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A155147 Numbers n such that n^3 has exactly 4 different digits. 7
12, 13, 16, 17, 18, 19, 21, 23, 25, 26, 28, 31, 33, 34, 37, 39, 42, 43, 44, 45, 46, 50, 53, 56, 58, 60, 64, 67, 68, 74, 77, 78, 79, 80, 81, 83, 86, 90, 91, 95, 98, 99, 106, 111, 114, 117, 121, 122, 132, 140, 142, 146, 150, 157, 160, 163, 164, 171, 172, 175, 177, 179 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

John Cerkan, Table of n, a(n) for n = 1..1006

MAPLE

a := proc (n) if nops(convert(convert(n^3, base, 10), set)) = 4 then n else end if end proc: seq(a(n), n = 1 .. 220); # Emeric Deutsch, Jan 26 2009

CROSSREFS

Cf. A155146.

Sequence in context: A267615 A003894 A084622 * A246781 A241748 A225102

Adjacent sequences:  A155144 A155145 A155146 * A155148 A155149 A155150

KEYWORD

nonn,base

AUTHOR

Dmitry Kamenetsky, Jan 21 2009

EXTENSIONS

Extended by Emeric Deutsch, Jan 26 2009

STATUS

approved

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Last modified February 22 19:36 EST 2018. Contains 299469 sequences. (Running on oeis4.)