%I #12 May 02 2013 13:12:03
%S 0,7,13,19,31,37,61,79,313,613,5851,7741,8467,13963,14449,35449,51169,
%T 193201,344293,387433,574219
%N Numbers n such that the n-th Lucas number is prime and can be written in the form a^2 + b^2.
%H Blair Kelly, <a href="http://mersennus.net/fibonacci">Factorizations of Fibonacci and Lucas numbers</a>
%Y Cf. A000032, A001606.
%K nonn
%O 1,2
%A _V. Raman_, Sep 08 2012
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