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A044201
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Numbers n such that string 1,6 occurs in the base 8 representation of n but not of n-1.
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0
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14, 78, 112, 142, 206, 270, 334, 398, 462, 526, 590, 624, 654, 718, 782, 846, 896, 974, 1038, 1102, 1136, 1166, 1230, 1294, 1358, 1422, 1486, 1550, 1614, 1648, 1678, 1742, 1806, 1870, 1934, 1998, 2062, 2126, 2160, 2190, 2254
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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..41.
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MATHEMATICA
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SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 8], {1, 6}]>0, 1, 0], {n, 2500}], {0, 1}][[All, 2]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Oct 28 2017 *)
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CROSSREFS
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Sequence in context: A269495 A085462 A050404 * A044582 A058895 A166842
Adjacent sequences: A044198 A044199 A044200 * A044202 A044203 A044204
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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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