id:A110241 - OEIS Search Results

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J(n)^3+J(n+1)^3, where J(n) = the Jacobsthal number A001045(n).

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1, 2, 28, 152, 1456, 10592, 88768, 693632, 5614336, 44652032, 358263808, 2861914112, 22912086016, 183229571072, 1466104987648, 11727766126592, 93826423914496, 750594211315712, 6004822409740288, 48038304399491072 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`G.f.: (1-4x-8x^2)/(1-6x-24x^2+64x^3); a(n)=6a(n-1)+24a(n-2)-64a(n-3); a(n)=2^n/3+8^n/3+(-4)^n/3.`
	CROSSREFS	`Sequence in context: A138964 A051958 A123807 this_sequence A006332 A065340 A001798` `Adjacent sequences: A110238 A110239 A110240 this_sequence A110242 A110243 A110244`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Jul 17 2005`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

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