A013560 - OEIS

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A013560

Number of permutations in S_n with a certain property.

1, 2, 5, 15, 47, 159 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	REFERENCES	`Frank Schmidt and Rodica Simion, Card shuffling and a transformation on S_n, Aequationes Math. 44 (1992), no. 1, 11-34.`
	CROSSREFS	`Sequence in context: A149920 A149921 A149922 * A192053 A149923 A149924` `Adjacent sequences: A013557 A013558 A013559 * A013561 A013562 A013563`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.