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A243439
Primes of the form 3^k + 26.
2
29, 53, 107, 269, 2213, 19709, 177173, 43046747, 282429536507, 22876792454987, 239299329230617529590109, 19383245667680019896796749, 1144561273430837494885949696453, 969773729787523602876821942164080815560187
OFFSET
1,1
LINKS
FORMULA
a(n) = 3^A219044(n) + 26. - Elmo R. Oliveira, Nov 12 2023
MATHEMATICA
Select[Table[3^n + 26, {n, 0, 500}], PrimeQ]
PROG
(Magma) [a: n in [0..200] | IsPrime(a) where a is 3^n+26];
CROSSREFS
Cf. A000040, A219044 (corresponding k's).
Cf. Similar sequences listed in A102903.
Sequence in context: A054822 A034847 A139925 * A216497 A139877 A290706
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Jun 05 2014
STATUS
approved