id:A060410 - OEIS Search Results

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In the `3x+1' problem, take the sequence of starting values which set new records for the highest point of the trajectory before reaching 1 (A006884); sequence gives associated maximal value reached in the trajectory with that start.

+0
6

2, 8, 26, 80, 4616, 6560, 19682, 20762, 125252, 638468, 3405068, 4076810, 13557212, 25071632, 53179010, 60506432, 296639576, 785412368, 1241055674, 1399161680, 8601188876, 12324038948, 26241642656, 28495741760 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`N. J. A. Sloane, Table of n, a(n) for n=1..88 (from the web page of Tomas Oliveira e Silva)` `Tomas Oliveira e Silva, Tables (gives many more terms)` `Index entries for sequences related to 3x+1 (or Collatz) problem`
	CROSSREFS	`Cf. A006884, A060409, A060411.` `Sequence in context: A103453 A126966 A002930 this_sequence A128634 A053956 A052543` `Adjacent sequences: A060407 A060408 A060409 this_sequence A060411 A060412 A060413`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Apr 06 2001; b-file added Nov 27 2007`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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