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A032877
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Numbers whose base-6 representation Sum_{i=0..m} d(i)*6^i has d(0) > d(1) < d(2) > ...
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1
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1, 2, 3, 4, 5, 8, 9, 10, 11, 15, 16, 17, 22, 23, 29, 37, 38, 39, 40, 41, 73, 74, 75, 76, 77, 80, 81, 82, 83, 109, 110, 111, 112, 113, 116, 117, 118, 119, 123, 124, 125, 145, 146, 147, 148, 149, 152, 153, 154, 155, 159, 160, 161, 166, 167
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graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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Table of n, a(n) for n=1..55.
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MATHEMATICA
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sdQ[n_]:=Module[{s=Sign[Differences[Reverse[IntegerDigits[n, 6]]]]}, s == PadRight[ {}, Length[ s], {-1, 1}]]; Select[Range[200], sdQ] (* Harvey P. Dale, Dec 15 2017 *)
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CROSSREFS
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Sequence in context: A047247 A169606 A140769 * A032844 A023775 A329296
Adjacent sequences: A032874 A032875 A032876 * A032878 A032879 A032880
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KEYWORD
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nonn,base
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AUTHOR
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Clark Kimberling
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STATUS
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approved
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