login
A138930
Primes of the form (8^n-3^n)/5.
0
11, 97, 418993, 28823037382718881, 1980704062856484905159341969, 642775217703596110216784836917923148379301630095964749038433, 47428439751604713645494675459558567056117521481173860868835733244342769411181689
OFFSET
1,1
MATHEMATICA
a={}; Do[p=(8^n-3^n)/5; If[PrimeQ[p], AppendTo[a, p]], {n, 1, 10^2}]; a
Select[Table[(8^n-3^n)/5, {n, 100}], PrimeQ] (* Harvey P. Dale, Apr 18 2019 *)
CROSSREFS
Cf. A128025.
Sequence in context: A133833 A142260 A016140 * A106136 A223622 A130886
KEYWORD
nonn
AUTHOR
STATUS
approved