id:A086088 - OEIS Search Results

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Limit of ratio of consecutive terms in the tetranacci sequence A000078.

+0
2

1, 9, 2, 7, 5, 6, 1, 9, 7, 5, 4, 8, 2, 9, 2, 5, 3, 0, 4, 2, 6, 1, 9, 0, 5, 8, 6, 1, 7, 3, 6, 6, 2, 2, 1, 6, 8, 6, 9, 8, 5, 5, 4, 2, 5, 5, 1, 6, 3, 3, 8, 4, 7, 2, 7, 1, 4, 6, 6, 4, 7, 0, 3, 8, 0, 0, 9, 6, 6, 6, 0, 6, 2, 2, 9, 7, 8, 1, 5, 5, 5, 9, 1, 4, 9, 8, 1, 8, 2, 5, 3, 4, 6, 1, 8, 9, 0, 6, 5, 3, 2, 5 (list; cons; graph; listen)

	OFFSET	`1,2`
	COMMENT	`The tetranacci constant corresponds to the Golden Section in a fourpartite division 1 = u_1 + u_2 + u_3 + u_4 of a unit line segment, i.e. if 1/u_1 = u_1/u_2 = u_2/u_3 = u_3/u_4 = c, c is the tetranacci constant. - Seppo Mustonen, Apr 19 2005`
	LINKS	`Eric Weisstein's World of Mathematics, Tetranacci Number` `Eric Weisstein's World of Mathematics, Disk Covering Problem` `Eric Weisstein's World of Mathematics, Tetranacci Constant` `Eric Weisstein's World of Mathematics, Fibonacci n-Step Number`
	EXAMPLE	`1.927561975...`
	MATHEMATICA	`RealDigits[Root[ -1-#1-#1^2-#1^3+#1^4&, 2], 10, 110][[1]]`
	CROSSREFS	`Cf. A000078.` `Adjacent sequences: A086085 A086086 A086087 this_sequence A086089 A086090 A086091` `Sequence in context: A019877 A010537 A104696 this_sequence A111506 A019733 A111722`
	KEYWORD	`nonn,cons`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), Jul 08, 2003`

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Last modified October 13 02:37 EDT 2008. Contains 145008 sequences.

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