id:A091822 - OEIS Search Results

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a(n)=2*sum(k=0,n,sum(i=0,k,sum(j=0,i, A010060(j))))-(1/6)*(n^3+6*n^2+11*n-6).

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0, 0, 0, 1, 2, 2, 2, 3, 4, 4, 4, 3, 2, 2, 2, 3, 4, 4, 4, 3, 2, 2, 2, 1, 0, 0, 0, 1, 2, 2, 2, 3, 4, 4, 4, 3, 2, 2, 2, 1, 0, 0, 0, 1, 2, 2, 2, 1, 0, 0, 0, 1, 2, 2, 2, 3, 4, 4, 4, 3, 2, 2, 2, 3, 4, 4, 4, 3, 2, 2, 2, 1, 0, 0, 0, 1, 2, 2, 2, 1, 0, 0, 0, 1, 2, 2, 2, 3, 4, 4, 4, 3, 2, 2, 2, 1, 0, 0, 0, 1 (list; graph; listen)

	OFFSET	`1,5`
	FORMULA	`a(4n+1)=a(4n+2)=a(4n+3)=2A076826(n); a(8n)=a(8n+4)=2A010060(n)+1`
	CROSSREFS	`Adjacent sequences: A091819 A091820 A091821 this_sequence A091823 A091824 A091825` `Sequence in context: A054225 A074829 A060243 this_sequence A060973 A097915 A029131`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 08 2004`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

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