id:A122442 - OEIS Search Results

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Least k such that the Collatz (3x+1) iteration starting with k has "dropping time" A122437(n).

+0
3

2, 5, 3, 11, 7, 39, 287, 231, 191, 127, 359, 511, 239, 159, 639, 283, 991, 251, 167, 111, 1695, 1307, 871, 927, 671, 155, 103, 1639, 91, 3431, 3399, 2287, 71, 6395, 47, 31, 2047, 27, 1819, 17691, 6887, 4591, 13439, 6383, 4255, 7963, 7527, 12399, 7279, 1583 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Cf. A122437 (allowable "dropping times" of the Collatz iteration).` `Adjacent sequences: A122439 A122440 A122441 this_sequence A122443 A122444 A122445` `Sequence in context: A110315 A094744 A129198 this_sequence A120858 A124937 A091265`
	KEYWORD	`nonn`
	AUTHOR	`T. D. Noe (noe(AT)sspectra.com), Sep 06 2006`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

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