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Search: id:A147669
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A147669 Primes of the form : 7^n-6^n. +0
1
13, 127, 543607, 3183060102526390833854311, 44487435359130133495783012898708551, 418364165757172442919546303805118823151668308251259902807 (list; graph; listen)
OFFSET

1,1

COMMENT

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

Cf. A062573

Sequence in context: A125401 A089763 A124298 this_sequence A076457 A016162 A155623

Adjacent sequences: A147666 A147667 A147668 this_sequence A147670 A147671 A147672

KEYWORD

nonn

AUTHOR

Vladimir Orlovsky (4vladimir(AT)gmail.com), Nov 10 2008

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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