id:A006460 - OEIS Search Results

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Image of n after 3k iterates of `3x+1' map (k large).
(Formerly M0304)

+0
2

1, 2, 2, 4, 4, 4, 2, 1, 2, 1, 4, 1, 1, 4, 4, 2, 1, 4, 4, 2, 2, 1, 1, 2, 4, 2, 1, 1, 1, 1, 2, 4, 4, 2, 2, 1, 1, 1, 2, 4, 2, 4, 4, 2, 2, 2, 4, 4, 1, 1, 1, 4, 4, 2, 2, 2, 4, 2, 4, 2, 2, 4, 4, 1, 1, 1, 1, 4, 4, 4, 1, 2, 2, 2, 4, 2, 2, 4, 4, 1, 2, 4, 4, 1, 1, 1, 1, 4, 1, 4, 4, 4, 4, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 4 (list; graph; listen)

	OFFSET	`1,2`
	REFERENCES	`R. K. Guy, Unsolved Problems in Number Theory, E16.`
	LINKS	`J. C. Lagarias, The 3x+1 problem and its generalizations, Amer. Math. Monthly, 92 (1985), 3-23.` `Index entries for sequences related to 3x+1 (or Collatz) problem`
	CROSSREFS	`Sequence in context: A024222 A110545 A104798 this_sequence A064137 A104202 A042946` `Adjacent sequences: A006457 A006458 A006459 this_sequence A006461 A006462 A006463`
	KEYWORD	`nonn,nice`
	AUTHOR	`njas`
	EXTENSIONS	`More terms from Larry Reeves (larryr(AT)acm.org), Apr 27 2001`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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