id:A129815 - OEIS Search Results

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Number of reverse alternating fixed-point-free permutations on n letters.

+0
3

0, 0, 1, 2, 6, 22, 102, 506, 2952, 18502, 131112, 991226, 8271792, 73176262, 703077552, 7121578106, 77437418112, 883521487942, 10726837356672, 136104948161786 (list; graph; listen)

	OFFSET	`1,4`
	LINKS	`R. P. Stanley, Alternating permutations and symmetric functions`
	CROSSREFS	`Cf. A000111, A000166, A007779.` `Sequence in context: A002772 A000140 A079263 this_sequence A103941 A064643 A129535` `Adjacent sequences: A129812 A129813 A129814 this_sequence A129816 A129817 A129818`
	KEYWORD	`more,nonn`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)Eunet.yu), May 20 2007`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research