id:A064185 - OEIS Search Results

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a(n)=(b(n+3)*b(n-1)*a(n-1)^2-1)/b(n+2) where b(n)=A006720(n).

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1, 1, 1, 2, 13, 867, 12001543, 4909644519038939, 2976533007674072187623474816337374, 5305128832761583696023807632374530398637482018663107882637653612424699 (list; graph; listen)

	OFFSET	`0,4`
	PROGRAM	`(PARI) a(n)=if(n<1, n >= 0, (b(n+3)b(n-1)a(n-1)^2-1)/b(n+2))`
	CROSSREFS	`Cf. A006720.` `Adjacent sequences: A064182 A064183 A064184 this_sequence A064186 A064187 A064188` `Sequence in context: A101342 A119122 A109947 this_sequence A069109 A004071 A103641`
	KEYWORD	`nonn,easy`
	AUTHOR	`Michael Somos, Sep 20, 2001`

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.

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