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6, 66, 216, 366, 516, 666, 816, 1116, 2016, 4866, 5766, 8616, 9516, 229866, 286116, 473616, 737016, 3230766, 4438266, 6260016, 10637016, 107662496, 117661116, 152291166, 176254866, 179900766, 201566166, 230949516
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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The 5x+1 map sends x to x/2 if x is even, x/3 if x is divisible by 3, otherwise 5x+1.
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LINKS
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N. J. A. Sloane, Table of n, a(n) for n=1..89 (from the web page of Tomas Oliveira e Silva)
Tomas Oliveira e Silva, The px+1 problem
Index entries for sequences related to 3x+1 (or Collatz) problem
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CROSSREFS
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Cf. A133419, A133423, A133419, ...
Sequence in context: A119140 A085025 A048537 * A045641 A071276 A119172
Adjacent sequences: A133421 A133422 A133423 * A133425 A133426 A133427
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane, Nov 27 2007
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STATUS
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approved
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