id:A102266 - OEIS Search Results

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Smallest prime for which 2^n exactly divides the class number h(8p) and X^2 - 2pY^2 = 2 is solvable.

+0
2

7, 17, 337, 3361, 25409, 120977, 206081, 1566449 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`Cohn, H. and Lagarias, J. C., On the existence of fields governing the 2-invariants of the classgroup of Q(sqrt{dp}) as p varies, Math. Comp. 41 (1983), 711-730.`
	CROSSREFS	`Sequence in context: A053584 A077715 A089563 this_sequence A113765 A001145 A093139` `Adjacent sequences: A102263 A102264 A102265 this_sequence A102267 A102268 A102269`
	KEYWORD	`nonn`
	AUTHOR	`njas, Feb 19 2005`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.