id:A105611 - OEIS Search Results

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LCM of Jacobsthal sequence {J(1),...,J(n)}.

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1, 1, 3, 15, 165, 1155, 49665, 844305, 48125385, 1491886935, 1018958776605, 13246464095865, 36176093445807315, 4594363867617529005, 1520734440181402100655, 390828751126620339868335 (list; graph; listen)

	OFFSET	`1,3`
	FORMULA	`a(n)=LCM{k=1..n, J(k)}.`
	CROSSREFS	`Cf. A001045.` `Sequence in context: A102556 A016065 A005016 this_sequence A108975 A097489 A080696` `Adjacent sequences: A105608 A105609 A105610 this_sequence A105612 A105613 A105614`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Apr 15 2005`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research