A138944 Primes of the form (17^n - 3^n)/14.

349, 2447992580749, 59088590134729116001

Offset

1,1

Comments

The next term has 604 digits. - Harvey P. Dale, Dec 03 2021

Links

Table of n, a(n) for n=1..3.

Mathematica

a={}; Do[p=(17^n-3^n)/14; If[PrimeQ[p], AppendTo[a, p]], {n, 1, 10^2}]; a
Select[Table[(17^n-3^n)/14, {n, 30}], PrimeQ] (* Harvey P. Dale, Dec 03 2021 *)

Crossrefs

Cf. A128031.

Sequence in context: A273530 A282341 A285463 * A043619 A249430 A260763

Adjacent sequences: A138941 A138942 A138943 * A138945 A138946 A138947

Keyword

nonn,bref

Author

Vladimir Joseph Stephan Orlovsky, May 16 2008

Status

approved