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A037345
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Numbers whose base-3 and base-4 expansions have no digits in common.
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1
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3, 10, 15, 40, 63, 80, 255, 766, 1002, 1003, 1023, 3006, 3007, 4095, 16383, 60138, 60139, 60142, 61354, 65535, 180154, 245674, 245754, 245755, 245758, 256698, 256699, 256702, 256942, 256959, 262143, 715503, 768699, 768702, 768703
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listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Select[Range[800000], Intersection[IntegerDigits[#, 3], IntegerDigits[#, 4]]=={}&] (* Vincenzo Librandi, Jun 07 2012 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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