| 1, 2, 1, 3, 10, 5, 16, 8, 4, 2, 1, 4, 2, 1, 5, 16, 8, 4, 2, 1, 6, 3, 10, 5, 16, 8, 4, 2, 1, 7, 22, 11, 34, 17, 52, 26, 13, 40, 20, 10, 5, 16, 8, 4, 2, 1, 8, 4, 2, 1, 9, 28, 14, 7, 22, 11, 34, 17, 52, 26, 13, 40, 20, 10, 5, 16, 8, 4, 2, 1, 10, 5, 16, 8, 4, 2, 1, 11, 34, 17, 52, 26, 13
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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n-th row has A006577(n) entries.
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LINKS
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T. D. Noe, Rows n=1..100 of triangle, flattened
Eric Weisstein's World of Mathematics, Collatz Problem
Index entries for sequences related to 3x+1 (or Collatz) problem
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EXAMPLE
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1; 2,1; 3,10,5,16,8,4,2,1; 4,2,1; 5,16,8,4,2,1; ...
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CROSSREFS
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Cf. A006667.
Sequence in context: A058113 A126009 A091858 this_sequence A119928 A122050 A081323
Adjacent sequences: A070162 A070163 A070164 this_sequence A070166 A070167 A070168
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KEYWORD
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nonn,easy,tabf
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AUTHOR
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Eric Weisstein (eric(AT)weisstein.com), Apr 23, 2002
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