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A155147
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Numbers n such that n^3 has exactly 4 different digits.
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0
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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; internal format)
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OFFSET
| 1,1
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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); [From Emeric Deutsch (deutsch(AT)duke.poly.edu), Jan 26 2009]
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CROSSREFS
| Cf. A155146
Sequence in context: A102496 A003894 A084622 * A057488 A105733 A035123
Adjacent sequences: A155144 A155145 A155146 * A155148 A155149 A155150
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KEYWORD
| nonn,base
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AUTHOR
| Dmitry Kamenetsky (dkamen(AT)rsise.anu.edu.au), Jan 21 2009
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EXTENSIONS
| Extended by Emeric Deutsch (deutsch(AT)duke.poly.edu), Jan 26 2009
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