id:A094666 - OEIS Search Results

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Composite NSW numbers.

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1393, 8119, 47321, 275807, 1607521, 54608393, 318281039, 1855077841, 10812186007, 367296043199, 2140758220993, 12477253282759, 72722761475561, 423859315570607, 2470433131948081, 14398739476117879, 83922003724759193 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`J. A. Sellers, Infinitely Many Composite NSW Numbers: An Inductive Proof` `J. A. Sellers and H. Williams, On the Infinitude of Composite NSW Numbers`
	MATHEMATICA	`a[0] = 1; a[1] = 7; a[n_] := a[n] = 6a[n - 1] - a[n - 2]; a /@ Select[ Range[23], !PrimeQ[ a[ # ]] &] (from Robert G. Wilson v Jun 09 2004)`
	CROSSREFS	`Cf. A002315, A088165.` `Sequence in context: A063172 A031983 A069422 this_sequence A163043 A069366 A163054` `Adjacent sequences: A094663 A094664 A094665 this_sequence A094667 A094668 A094669`
	KEYWORD	`nonn`
	AUTHOR	`Lekraj Beedassy (blekraj(AT)yahoo.com), Jun 07 2004`
	EXTENSIONS	`More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 09 2004`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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