id:A013640 - OEIS Search Results

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f-vector for 20-dimensional simplicial polytope providing counterexample to unimodality conjecture.

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1, 4203045807626, 84060916163336, 798578704207074 (list; graph; listen)

	OFFSET	`-1,2`
	REFERENCES	`G. M. Ziegler, Lect. on Polytopes, Springer 1995, p. 272.`
	CROSSREFS	`Sequence in context: A017664 A082250 A080123 this_sequence A139574 A094910 A023051` `Adjacent sequences: A013637 A013638 A013639 this_sequence A013641 A013642 A013643`
	KEYWORD	`nonn,fini`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.