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A044569
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Numbers n such that string 0,1 occurs in the base 8 representation of n but not of n+1.
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0
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65, 129, 193, 257, 321, 385, 449, 513, 527, 577, 641, 705, 769, 833, 897, 961, 1025, 1039, 1089, 1153, 1217, 1281, 1345, 1409, 1473, 1537, 1551, 1601, 1665, 1729, 1793, 1857, 1921, 1985, 2049, 2063, 2113, 2177, 2241, 2305
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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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ok018Q[n_]:=MemberQ[Partition[IntegerDigits[n, 8], 2, 1], {0, 1}] && !MemberQ[Partition[IntegerDigits[n+1, 8], 2, 1], {0, 1}]; Select[Range[2500], ok018Q] (* Harvey P. Dale, Feb 04 2011 *)
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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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