A147669 Primes of the form 7^k-6^k.

13, 127, 543607, 3183060102526390833854311, 44487435359130133495783012898708551, 418364165757172442919546303805118823151668308251259902807

Offset: 1

Author

Vladimir Joseph Stephan Orlovsky, Nov 10 2008

Keywords

• nonn

Comments

7^2-6^2=49-36=13,...

Crossrefs

Cf. A062573

Programs

Mathematica

lst={};Do[p=7^n-6^n;If[PrimeQ[p],AppendTo[lst,p]],{n,6!}];lst