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A275368 Numbers n such that A000032(n) + 2^n is a prime. 1
0, 1, 2, 4, 5, 7, 13, 22, 52, 53, 85, 175, 214, 223, 556, 631 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Next term > 10^5. - Joerg Arndt, Jul 25 2016

LINKS

Table of n, a(n) for n=1..16.

MATHEMATICA

Select[Range[0, 7000], PrimeQ[LucasL[#] + 2^#] &]

PROG

(MAGMA) [n: n in [1..7000] | IsPrime(Lucas(n)+2^n)];

(PARI) isok(n) = isprime(fibonacci(n-1)+fibonacci(n+1)+2^n); \\ Altug Alkan, Jul 25 2016

CROSSREFS

Cf. A000032, A088859.

Sequence in context: A240842 A168540 A115008 * A332296 A115883 A063508

Adjacent sequences:  A275365 A275366 A275367 * A275369 A275370 A275371

KEYWORD

nonn,more

AUTHOR

Vincenzo Librandi, Jul 25 2016

STATUS

approved

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Last modified March 30 22:55 EDT 2020. Contains 333132 sequences. (Running on oeis4.)