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 A035258 Positive integers of the form 2x^2+xy-2y^2 (discriminant 17). 1
 1, 2, 4, 8, 9, 13, 16, 17, 18, 19, 25, 26, 32, 34, 36, 38, 43, 47, 49, 50, 52, 53, 59, 64, 67, 68, 72, 76, 81, 83, 86, 89, 94, 98, 100, 101, 103, 104, 106, 117, 118, 121, 127, 128, 134, 136, 137, 144, 149, 151, 152, 153, 157, 162, 166, 169, 171, 172, 178 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Also, indices of the nonzero terms in expansion of Dirichlet series Product_p (1-(Kronecker(m,p)+1)*p^(-s)+Kronecker(m,p)*p^(-2s))^(-1) for m= 17. LINKS N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references) PROG (PARI) m=17; select(x -> x, direuler(p=2, 101, 1/(1-(kronecker(m, p)*(X-X^2))-X)), 1) \\ Fixed by Andrey Zabolotskiy, Jul 30 2020 CROSSREFS Primes: A038889. Cf. A035199. Sequence in context: A010379 A010395 A136805 * A115813 A326672 A048300 Adjacent sequences:  A035255 A035256 A035257 * A035259 A035260 A035261 KEYWORD nonn AUTHOR EXTENSIONS Entry revised by N. J. A. Sloane, Jun 01 2014 More terms from Colin Barker, Jun 17 2014 STATUS approved

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Last modified January 25 09:48 EST 2021. Contains 340416 sequences. (Running on oeis4.)