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A044428
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Numbers n such that string 9,6 occurs in the base 10 representation of n but not of n-1.
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0
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96, 196, 296, 396, 496, 596, 696, 796, 896, 960, 996, 1096, 1196, 1296, 1396, 1496, 1596, 1696, 1796, 1896, 1960, 1996, 2096, 2196, 2296, 2396, 2496, 2596, 2696, 2796, 2896, 2960, 2996, 3096, 3196, 3296, 3396, 3496, 3596
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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], {9, 6}]>0, 1, 0], {n, 3600}], {0, 1}][[All, 2]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Jan 26 2019 *)
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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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