id:A045668 - OEIS Search Results

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2n-bead balanced binary strings of fundamental period 2n, rotationally equivalent to complement, inequivalent to reverse and reversed complement.

+0
3

0, 0, 0, 0, 0, 0, 24, 28, 128, 252, 720, 1364, 3360, 6552, 14616, 29040, 61440, 122400, 253008, 504868, 1028160, 2054388, 4149288, 8294444, 16679040, 33349800, 66895920, 133775712, 267976800, 535920696, 1072758840, 2145452092 (list; graph; listen)

	OFFSET	`0,7`
	FORMULA	`It seems that a(n) = 4nA011948(n). - Ralf Stephan (ralf(AT)ark.in-berlin.de), Aug 30 2003`
	CROSSREFS	`Sequence in context: A095235 A030500 A107406 this_sequence A045659 A058228 A093455` `Adjacent sequences: A045665 A045666 A045667 this_sequence A045669 A045670 A045671`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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

AT&T Labs Research