id:A133204 - OEIS Search Results

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Primes p such that the non-Pellian equation x^2-2py^2=-1 is solvable.

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5, 13, 29, 37, 41, 53, 61, 101, 109, 113, 137, 149, 157, 173, 181, 197, 229, 269, 277, 293, 313, 317, 349, 373, 389, 397, 409, 421, 457, 461, 509, 521, 541, 557, 569, 613, 653, 661, 677, 701, 709, 733, 757, 761, 773, 797, 809, 821, 829, 853, 857, 877, 941 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`The sequence contains no primes congruent to 3 modulo 4, and all primes congruent to 5 modulo 8.`
	REFERENCES	`H. v. Lienen, The quadratic form x^2-2py^2, J. Number Theory 10 (1978), 10-15.`
	CROSSREFS	`Sequence in context: A023653 A060182 A147066 this_sequence A100877 A007521 A078598` `Adjacent sequences: A133201 A133202 A133203 this_sequence A133205 A133206 A133207`
	KEYWORD	`nonn`
	AUTHOR	`David Brink (brink(AT)math.ku.dk), Dec 29 2007`

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Last modified December 4 15:51 EST 2008. Contains 151308 sequences.

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