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A216558
Numbers n such that the n-th Fibonacci number is prime and can be written in the form a^2 + 2*b^2.
0
3, 4, 11, 13, 23, 47, 83, 131, 359, 431, 433, 5387, 9311, 25561, 30757, 35999, 37511, 50833, 81839, 130021, 148091, 201107, 397379, 590041, 593689, 1285607, 1636007, 1803059, 1968721
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..29.
Blair Kelly,
Factorizations of Fibonacci and Lucas numbers
CROSSREFS
Cf.
A000045
,
A001605
.
Sequence in context:
A098377
A075646
A133621
*
A049619
A295067
A263262
Adjacent sequences:
A216555
A216556
A216557
*
A216559
A216560
A216561
KEYWORD
nonn
AUTHOR
V. Raman
, Sep 08 2012
STATUS
approved