id:A156752 - OEIS Search Results

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Floor(Catalan(n+1)/Catalan(n)).

+0
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1, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n)=floor(A000108(n+1)/A000108(n)) . G.f.: (1+x+x^4)/(1-x). a(0)=1, a(1)=a(2)=a(3)=2, a(n)=3 for n>3 .`
	CROSSREFS	`Cf. A000108, A010701` `Sequence in context: A078570 A037179 A127971 this_sequence A086673 A101787 A064099` `Adjacent sequences: A156749 A156750 A156751 this_sequence A156753 A156754 A156755`
	KEYWORD	`nonn`
	AUTHOR	`Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Feb 14 2009`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

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