id:A018245 - OEIS Search Results

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A self-generating sequence: there are a(n) (k+1)'s between successive k's, where k=4.

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4, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5, 4, 5, 5, 5, 5, 5, 4, 5, 5, 5, 5 (list; graph; listen)

	OFFSET	`1,1`
	MAPLE	`f := proc(n, k) floor(n(k+sqrt(k^2+4k))/2)-floor((n-1)(k+sqrt(k^2+4k))/2); end; (with k=4)`
	CROSSREFS	`Cf. A001468, A007538.` `Sequence in context: A106626 A094848 A117768 this_sequence A103671 A144192 A029909` `Adjacent sequences: A018242 A018243 A018244 this_sequence A018246 A018247 A018248`
	KEYWORD	`nonn`
	AUTHOR	`Jonas Wallgren (jwc(AT)ida.liu.se)`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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