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Search: id:A129117
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| 727, 2181, 3635, 5089, 6543, 7997, 9451, 10905, 12358, 13812, 15266, 16720, 18174, 19628, 21082, 22536, 23989, 25443, 26897, 28351, 29805, 31259, 32713, 34167, 35620, 37074, 38528, 39982, 41436, 42890, 44344, 45798, 47250, 48704, 50158
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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It is also interestng to look at this sequence modulo 727.
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EXAMPLE
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a(1) = 727 since A101402(2045) = A101402(2046) = A101402(2047) = A101402(2048) = A101402(2049) = 727.
a(1) = 727 since A101403(727) = 5.
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MATHEMATICA
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A101402[0] = 0; A101402[1] = 1; A101402[n_] := A101402[n] = A101402[2^(Floor[Log[2, n - 1]])] + A101402[n - 1 - 2^(Floor[Log[2, n - 1]])]; TheList = Table[A101402[i], {i, 0, 203000}]; TheList2 = Union[TheList]; A101403 = Table[Count[TheList, i], {i, 0, Last[TheList]}]; TheSeq = Delete[Union[Table[ If[TheList[[i]] == TheList[[i + 4]], TheList[[i]]], {i, 1, Length[TheList] - 4}]], -1] Count[A101403, 5] Length[TheSeq]
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CROSSREFS
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Cf. A101402, A101403.
Sequence in context: A108846 A052234 A103170 this_sequence A038600 A094733 A068162
Adjacent sequences: A129114 A129115 A129116 this_sequence A129118 A129119 A129120
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KEYWORD
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easy,nonn
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AUTHOR
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Keith Schneider (schneidk(AT)email.unc.edu), May 25 2007
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