Numbers n such that the n-th Lucas number is prime, but cannot be written in the form a^2 + 2*b^2.

A216564

Numbers n such that the n-th Lucas number is prime, but cannot be written in the form a^2 + 2*b^2.

Terms

    a(0) =7a(1) =19a(2) =31a(3) =79a(4) =5851a(5) =8467a(6) =13963a(7) =574219

External references