A048585 - OEIS

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A048585

Pisot sequence L(6,7).

6, 7, 9, 12, 16, 22, 31, 44, 63, 91, 132, 192, 280, 409, 598, 875, 1281, 1876, 2748, 4026, 5899, 8644, 12667, 18563, 27204, 39868, 58428, 85629, 125494, 183919, 269545, 395036, 578952, 848494, 1243527, 1822476, 2670967, 3914491, 5736964, 8407928, 12322416, 18059377 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	FORMULA	`a(n) = 2a(n-1) - a(n-2) + a(n-3) - a(n-4) (holds at least up to n = 1000).`
	CROSSREFS	`See A008776 for definitions of Pisot sequences.` `Sequence in context: A108595 A186079 A022938 * A169761 A049304 A168614` `Adjacent sequences: A048582 A048583 A048584 * A048586 A048587 A048588`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified February 15 17:13 EST 2012. Contains 205828 sequences.