id:A051930 - OEIS Search Results

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A051930

Number of independent sets of vertices in graph K_5 X C_n (n > 2).

+0
1

6, 1, 31, 136, 731, 3771, 19606, 101781, 528531, 2744416, 14250631, 73997551, 384238406, 1995189561, 10360186231, 53796120696, 279340789731, 1450500069331, 7531841136406, 39109705751341, 203080369893131 (list; graph; listen)

	OFFSET	`0,1`
	FORMULA	`a(n) = 4a(n-1) + 6a(n-2) + a(n-3)`
	CROSSREFS	`Adjacent sequences: A051927 A051928 A051929 this_sequence A051931 A051932 A051933` `Sequence in context: A120105 A120101 A030524 this_sequence A038255 A075501 A089504`
	KEYWORD	`easy,nonn`
	AUTHOR	`Stephen G. Penrice (spenrice(AT)ets.org), Dec 19 1999`
	EXTENSIONS	`More terms from James A. Sellers (sellersj(AT)math.psu.edu), Dec 20 1999`

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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