id:A031409 - OEIS Search Results

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Numbers n such that continued fraction for sqrt(n) has even period and central term 6.

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38, 46, 54, 62, 84, 93, 111, 129, 141, 148, 164, 172, 188, 204, 212, 230, 236, 244, 245, 252, 270, 295, 305, 330, 345, 355, 395, 426, 448, 469, 474, 497, 518, 553, 570, 581, 584, 602, 609, 616, 632, 644, 648, 658, 712, 721, 738, 742, 749, 763 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A072585 A050874 A066473 this_sequence A078550 A133123 A078539` `Adjacent sequences: A031406 A031407 A031408 this_sequence A031410 A031411 A031412`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified July 4 13:19 EDT 2008. Contains 140839 sequences.

AT&T Labs Research