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A044092
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Numbers n such that string 3,0 occurs in the base 5 representation of n but not of n-1.
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0
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15, 40, 65, 75, 90, 115, 140, 165, 190, 200, 215, 240, 265, 290, 315, 325, 340, 365, 375, 415, 440, 450, 465, 490, 515, 540, 565, 575, 590, 615, 640, 665, 690, 700, 715, 740, 765, 790, 815, 825, 840, 865, 890, 915, 940, 950, 965
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refs;
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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Table of n, a(n) for n=1..47.
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MATHEMATICA
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Flatten[Position[Partition[Table[If[MemberQ[Partition[ IntegerDigits[ n, 5], 2, 1], {3, 0}], 1, 0], {n, 1000}], 2, 1], {0, 1}]]+1 (* Harvey P. Dale, Jan 18 2015 *)
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CROSSREFS
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Sequence in context: A062222 A325659 A223432 * A044473 A321491 A067724
Adjacent sequences: A044089 A044090 A044091 * A044093 A044094 A044095
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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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