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A023755
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Plaindromes: numbers whose digits in base 14 are in nondecreasing order.
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1
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 75, 76, 77, 78, 79, 80, 81, 82, 83, 90
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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LINKS
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MATHEMATICA
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Select[Range[0, 90], LessEqual@@IntegerDigits[#, 14]&] (* Ray Chandler, Jan 06 2014 *)
Select[Range[0, 100], Min[Differences[IntegerDigits[#, 14]]]>=0&] (* Harvey P. Dale, Feb 10 2022 *)
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CROSSREFS
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KEYWORD
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nonn,base,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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