id:A123400 - OEIS Search Results

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Infinite string related to Ehlich's swap method for generating permutations.

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1, 2, 1, 2, 1, 3, 2, 1, 2, 1, 2, 3, 1, 2, 1, 2, 1, 3, 2, 1, 2, 1, 2, 4, 3, 1, 3, 1, 3, 2, 1, 3, 1, 3, 1, 2 (list; graph; listen)

	OFFSET	`1,2`
	REFERENCES	`D. E. Knuth, TAOCP, Section 7.2.1.2.`
	CROSSREFS	`Adjacent sequences: A123397 A123398 A123399 this_sequence A123401 A123402 A123403` `Sequence in context: A134780 A104145 A123675 this_sequence A023116 A084822 A023130`
	KEYWORD	`nonn`
	AUTHOR	`njas, Oct 15 2006`

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Last modified October 12 12:15 EDT 2008. Contains 144829 sequences.