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A173268
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Fibonacci numbers that produce primes when their digits are reversed.
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1
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2, 3, 5, 13, 34, 377, 1597, 10946, 75025, 121393, 17167680177565, 135301852344706746049, 1672445759041379840132227567949787325, 3691087032412706639440686994833808526209
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listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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okQ[n_]:=PrimeQ[FromDigits[Reverse[IntegerDigits[n]]]]; Select[ Fibonacci[ Range[500]], okQ]
Select[Fibonacci[Range[500]], PrimeQ[IntegerReverse[#]]&] (* Harvey P. Dale, Oct 16 2021 *)
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CROSSREFS
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KEYWORD
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base,nice,nonn
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AUTHOR
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STATUS
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approved
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