id:A106026 - OEIS Search Results

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A fractal transform of Pell numbers : a(1)=1 then if b(n)<k<=b(n+1) a(k)=b(n+1)-a(k-b(n)) where b(n)=A000129(n).

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1, 1, 4, 4, 1, 11, 11, 8, 8, 11, 1, 1, 28, 28, 25, 25, 28, 18, 18, 21, 21, 18, 28, 28, 1, 1, 4, 4, 1, 69, 69, 66, 66, 69, 59, 59, 62, 62, 59, 69, 69, 42, 42, 45, 45, 42, 52, 52, 49, 49, 52, 42, 42, 69, 69, 66, 66, 69, 1, 1, 4, 4, 1, 11, 11, 8, 8, 11, 1, 1, 168, 168, 165, 165, 168, 158 (list; graph; listen)

	OFFSET	`1,3`
	COMMENT	`Graphs of a(k) for k=1 up to A000129(n) and n=1,2,3,... present fractal aspects.`
	FORMULA	`Among many properties a(A000129(n))=1`
	CROSSREFS	`Cf. A105669 (fractal transform of Fibonacci's numbers), A105670 (fractal transform of powers of 2), A105672(fractal transform of powers of 3).` `Sequence in context: A138679 A080721 A123588 this_sequence A096078 A140313 A102323` `Adjacent sequences: A106023 A106024 A106025 this_sequence A106027 A106028 A106029`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), May 05 2005`

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

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