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A044798
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Numbers n such that string 8,5 occurs in the base 10 representation of n but not of n+1.
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0
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85, 185, 285, 385, 485, 585, 685, 785, 859, 885, 985, 1085, 1185, 1285, 1385, 1485, 1585, 1685, 1785, 1859, 1885, 1985, 2085, 2185, 2285, 2385, 2485, 2585, 2685, 2785, 2859, 2885, 2985, 3085, 3185, 3285, 3385, 3485, 3585
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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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SequencePosition[Table[If[SequenceCount[IntegerDigits[n], {8, 5}]>0, 1, 0], {n, 3600}], {1, 0}][[All, 1]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Nov 17 2018 *)
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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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