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A044806
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Numbers k such that the digit string 9,3 occurs in the base-10 representation of k but not of k+1.
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0
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93, 193, 293, 393, 493, 593, 693, 793, 893, 939, 993, 1093, 1193, 1293, 1393, 1493, 1593, 1693, 1793, 1893, 1939, 1993, 2093, 2193, 2293, 2393, 2493, 2593, 2693, 2793, 2893, 2939, 2993, 3093, 3193, 3293, 3393, 3493, 3593
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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, 3}]>0, 1, 0], {n, 4000}], {1, 0}][[All, 1]] (* Harvey P. Dale, Nov 25 2022 *)
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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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