A013980 - OEIS

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A013980

Number of commutative elements in Coxeter group F_n.

24, 106, 464, 2003, 8560, 36333, 153584, 647775 (list; graph; refs; listen; history; internal format)

	OFFSET	`3,1`
	REFERENCES	`C. Kenneth Fan, Structure of a Hecke algebra quotient. J. Amer. Math. Soc. 10 (1997), no. 1, 139-167.` `C. K. Fan, A Hecke algebra quotient and some combinatorial applications. J. Algebraic Combin. 5 (1996), no. 3, 175-189.`
	CROSSREFS	`Sequence in context: A044656 A011199 A100149 * A100150 A060334 A187163` `Adjacent sequences: A013977 A013978 A013979 * A013981 A013982 A013983`
	KEYWORD	`nonn`
	AUTHOR	`C. Kenneth Fan (ckfan(AT)MATH.HARVARD.EDU)`

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Last modified February 14 07:16 EST 2012. Contains 205589 sequences.