A147668 Primes of the form : 6^n-5^n.

11, 4651, 313968931, 11839990891, 777809294098524691, 293237731075445602918200483831444143427119397931, 38597010273382026865943479201909913542774057395694590257401367491

Offset

1,1

Comments

6^2-5^2=36-25=11,...

Links

Table of n, a(n) for n=1..7.

Mathematica

lst={}; Do[p=6^n-5^n; If[PrimeQ[p], AppendTo[lst, p]], {n, 6!}]; lst

Crossrefs

Cf. A062572

Sequence in context: A134806 A024152 A265958 * A177804 A023334 A216790

Adjacent sequences: A147665 A147666 A147667 * A147669 A147670 A147671

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Nov 10 2008

Status

approved