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A147669
Primes of the form : 7^n-6^n.
1
13, 127, 543607, 3183060102526390833854311, 44487435359130133495783012898708551, 418364165757172442919546303805118823151668308251259902807
OFFSET
1,1
COMMENTS
7^2-6^2=49-36=13,...
MATHEMATICA
lst={}; Do[p=7^n-6^n; If[PrimeQ[p], AppendTo[lst, p]], {n, 6!}]; lst
CROSSREFS
Sequence in context: A201550 A361068 A211897 * A076457 A227749 A016162
KEYWORD
nonn
AUTHOR
STATUS
approved