id:A020360 - OEIS Search Results

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A020360

Numbers n such that continued fraction for sqrt(n) has period 21.

+0
1

181, 277, 394, 397, 409, 433, 641, 809, 953, 1217, 1277, 1489, 1637, 1861, 2089, 2146, 2257, 2314, 2393, 2425, 2693, 2762, 2825, 3098, 3425, 3977, 3989, 4777, 5165, 5237, 5669, 5785, 6122, 6610, 7045, 7306, 7673, 7717, 7738, 7946, 8146, 8938, 9010, 9250 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A053140 A107694 A142312 this_sequence A142920 A142058 A138397` `Adjacent sequences: A020357 A020358 A020359 this_sequence A020361 A020362 A020363`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

AT&T Labs Research