id:A005889 - OEIS Search Results

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Theta series of hexagonal close-packing with respect to triangle between octahedra.
(Formerly M2203)

+0
2

3, 0, 6, 3, 0, 6, 6, 0, 18, 0, 0, 6, 6, 0, 24, 3, 0, 6, 12, 0, 24, 6, 0, 6, 15, 0, 18, 6, 0, 12, 18, 0, 24, 6, 0, 18, 18, 0, 36, 0, 0, 0, 12, 0, 36, 12, 0, 6, 21, 0, 48, 6, 0, 18, 12, 0, 36, 0, 0, 24, 18, 0, 36, 3, 0, 12 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).` `N. J. A. Sloane and B. K. Teo, Theta series and magic numbers for close-packed spherical clusters, J. Chem. Phys. 83 (1985) 6520-6534.`
	CROSSREFS	`Sequence in context: A011079 A005928 A113062 this_sequence A095712 A085753 A120008` `Adjacent sequences: A005886 A005887 A005888 this_sequence A005890 A005891 A005892`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.

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