id:A065250 - OEIS Search Results

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Permutation of N induced by the order-preserving permutation of the positive rational numbers (x -> 2x), positions in Stern-Brocot tree.

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4

3, 1, 15, 5, 12, 7, 63, 2, 23, 48, 6, 29, 60, 31, 255, 9, 20, 11, 95, 192, 24, 51, 26, 14, 119, 240, 30, 125, 252, 127, 1023, 4, 39, 80, 10, 45, 92, 47, 383, 768, 96, 195, 98, 25, 207, 104, 13, 57, 116, 59, 479, 960, 120, 243, 122, 62, 503, 1008, 126, 509, 1020, 511 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`Index entries for sequences related to Stern's sequences` `Index entries for sequences that are permutations of the natural numbers`
	MAPLE	`[seq(A065250(j), j=1..120)]; A065250 := n -> frac2position_in_whole_SB_tree((SternBrocotTreeNum(n)/SternBrocotTreeDen(n))*2);`
	CROSSREFS	`Cf. A057114, A065251. Inverse permutation A065249.` `Sequence in context: A119301 A121335 A126454 this_sequence A092589 A048966 A104990` `Adjacent sequences: A065247 A065248 A065249 this_sequence A065251 A065252 A065253`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen Oct 25 2001`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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