id:A092106 - OEIS Search Results

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Fractal mountains in base 3.

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0, 1, 3, 2, 2, 3, 1, 0, 0, 1, 3, 6, 6, 7, 9, 8, 8, 9, 11, 14, 18, 19, 21, 24, 24, 25, 27, 26, 26, 27, 25, 24, 24, 21, 19, 18, 18, 19, 21, 20, 20, 21, 19, 18, 18, 19, 21, 24, 24, 25, 27, 26, 26, 27, 25, 24, 24, 21, 19, 18, 14, 11, 9, 8, 8, 9, 7, 6, 6, 3, 1, 0, 0, 1, 3, 2, 2, 3, 1, 0, 0, 1 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`The graph of sequence presents fractal aspects.`
	FORMULA	`a(n)=a(n, 3) where a(n, m)=sum(i=0, n, sum(k=0, i, (-1)^k(floor(i/m^k)-mfloor(i/m^(k+1)))))`
	CROSSREFS	`Cf. A005536 (fractal mountains in base 2).` `Sequence in context: A006379 A105198 A133882 this_sequence A052901 A127807 A122028` `Adjacent sequences: A092103 A092104 A092105 this_sequence A092107 A092108 A092109`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 29 2004`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

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