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Search: id:A053393
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| A053393 |
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Periodic points under the map (see A053392) that adds consecutive pairs of digits and concatenates them. |
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+0 2
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| 991, 992, 993, 994, 995, 996, 997, 998, 999, 1810, 1811, 1812, 1813, 1814, 1815, 1816, 1817, 1818, 6664, 6665, 6666, 6667, 6668, 6669, 33331, 33332, 33333, 33334, 33335, 33336, 121210, 121211, 121212, 121213, 121214, 121215
(list; graph; listen)
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OFFSET
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0,1
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COMMENT
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These are all period 2 and period 3 points. Are there higher periods?
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EXAMPLE
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f(84290)=126119 since 8+4=12, 4+2=6, 2+9=11, 9+0=9
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CROSSREFS
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Cf. A053392.
Sequence in context: A119095 A119077 A119057 this_sequence A031790 A137703 A093177
Adjacent sequences: A053390 A053391 A053392 this_sequence A053394 A053395 A053396
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KEYWORD
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nonn,base,easy,nice
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AUTHOR
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Erich Friedman (efriedma(AT)stetson.edu), Jan 07 2000
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EXTENSIONS
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More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), Apr 06 2001
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