id:A031511 - OEIS Search Results

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Numbers n such that continued fraction for sqrt(n) has even period and central term 13.

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171, 179, 187, 191, 199, 211, 223, 680, 704, 768, 800, 808, 832, 864, 872, 896, 1527, 1587, 1671, 1815, 1875, 1959, 2019, 2712, 2776, 2824, 3032, 3208, 3288, 3352, 3464, 3544, 3592, 4235, 4315, 4415, 4435, 4535, 4615, 4735, 4815, 4835, 4915, 5035, 5135 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A114048 A015975 A045149 this_sequence A101273 A136365 A031900` `Adjacent sequences: A031508 A031509 A031510 this_sequence A031512 A031513 A031514`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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