A089960 - OEIS

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A089960

Positions in A089959 where 4 occurs.

1, 4, 6, 7, 9, 12, 14, 17, 20, 22, 25, 27, 28, 30, 33, 34, 35, 38, 40, 41, 43, 46, 48, 49, 51, 54 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	COMMENTS	`a(n)/n tends to 2.`
	FORMULA	`n = the set of natural numbers generating "4" using the formula of A089959: floor( 1/({nk}(1 - {n*k}) where k = .6180339... = phi^(-1).; {x} = fractional part.`
	EXAMPLE	`a(5) = 9 since A089959(9) = 4.`
	CROSSREFS	`Cf. A089959.` `Sequence in context: A177688 A190250 A047508 * A067888 A189142 A043337` `Adjacent sequences: A089957 A089958 A089959 * A089961 A089962 A089963`
	KEYWORD	`nonn`
	AUTHOR	`Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 16 2003`

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Last modified February 15 17:46 EST 2012. Contains 205835 sequences.