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A216567
Numbers n such that the n-th Lucas number is prime and can be written in the form a^2 + b^2.
0
0, 7, 13, 19, 31, 37, 61, 79, 313, 613, 5851, 7741, 8467, 13963, 14449, 35449, 51169, 193201, 344293, 387433, 574219
OFFSET
1,2
CROSSREFS
Sequence in context: A040038 A081765 A257002 * A091180 A272381 A242190
KEYWORD
nonn
AUTHOR
V. Raman, Sep 08 2012
STATUS
approved