id:A031609 - OEIS Search Results

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Numbers n such that continued fraction for sqrt(n) has odd period and central terms 21.

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442, 1033, 5674, 9106, 9685, 13577, 14045, 19213, 19769, 20333, 25189, 26794, 33413, 33778, 40361, 41165, 42797, 43625, 51517, 53341, 59093, 59578, 61538, 63029, 64033, 69269, 70321, 71381, 71914, 72986, 74066, 74609, 75154, 75701, 93257, 94477, 96941 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A013899 A075268 A158322 this_sequence A031720 A069106 A094410` `Adjacent sequences: A031606 A031607 A031608 this_sequence A031610 A031611 A031612`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

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