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A045703 Primes of the form F(i)^2 + F(j)^2, where F() are Fibonacci numbers. 1
2, 5, 13, 29, 73, 89, 173, 233, 1181, 1597, 3089, 23761, 28657, 54293, 142193, 372269, 426389, 514229, 2922509, 6680081, 119822837, 320356577, 433494437, 2971215073, 5748565541, 38580030893, 38580085013, 38582581133, 44208781349 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

T. D. Noe, Table of n, a(n) for n=1..300

FORMULA

5 = 1^2 + 2^2.

MATHEMATICA

f=Table[Fibonacci[i], {i, 1, 100}]; g=Union[Flatten[Table[f[[i]]^2+f[[j]]^2, {i, 1, 80}, {j, 1, 80}]]]; Table[g[[Select[Range[400], PrimeQ[g[[#]]]&]]]] (* Vincenzo Librandi, Jul 13 2012 *)

CROSSREFS

Cf. A000045.

Sequence in context: A214633 A282831 A259762 * A289843 A242080 A178444

Adjacent sequences:  A045700 A045701 A045702 * A045704 A045705 A045706

KEYWORD

nonn

AUTHOR

Felice Russo

STATUS

approved

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Last modified June 6 14:04 EDT 2020. Contains 334827 sequences. (Running on oeis4.)