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A186009 Length of Collatz dropping time patterns in A186008. 5
1, 1, 1, 2, 3, 7, 12, 30, 85, 173, 476, 961, 2652, 8045, 17637, 51033, 108950, 312455, 663535, 1900470, 5936673, 13472296, 39993895, 87986917, 257978502, 820236724, 1899474678, 5723030586, 12809477536, 38036848410, 84141805077, 248369601964 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

This is A100982 with 1 prepended.

LINKS

Table of n, a(n) for n=1..32.

Index entries for sequences related to 3x+1 (or Collatz) problem

CROSSREFS

Cf. A186008.

Sequence in context: A047749 A134565 A100982 * A034786 A080107 A056156

Adjacent sequences:  A186006 A186007 A186008 * A186010 A186011 A186012

KEYWORD

nonn

AUTHOR

T. D. Noe, Feb 09 2011

STATUS

approved

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Last modified April 24 05:31 EDT 2014. Contains 240953 sequences.