id:A079450 - OEIS Search Results

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a(n)=2^(n-1)*u(n) where u(1)=1 and u(n)=frac(3/2*u(n-1))+1.

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1, 3, 5, 15, 29, 55, 101, 175, 269, 807, 1397, 2143, 6429, 11095, 16901, 50703, 86573, 259719, 517013, 1026751, 2031677, 3997879, 7799333, 15009391, 28250957, 51198439, 86486453, 259459359, 509942621, 992956951, 1905129029, 3567903439 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n+1)<=3a(n). Conjecture : a(n+1)=3a(n) if and only if n is a greedy power of (2/3) (i.e. n is in A077468)`
	CROSSREFS	`Sequence in context: A051044 A003536 A118173 this_sequence A048738 A018454 A126087` `Adjacent sequences: A079447 A079448 A079449 this_sequence A079451 A079452 A079453`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Jan 13 2003`

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.

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