%I A081508
%S A081508 3,244672067,14551915378461487103639747,
%T A081508 3552713678880267372432493847753987,
%U A081508 211758236813575107295480170109084902352995775163267
%N A081508 Primes of form 1+3^n+5^n.
%t A081508 Do[s=1^w+3^w+5^w; If[IntegerQ[w/100], Print[{w}]]; If[PrimeQ[s], Print[{w, 
               s}]], {w, 0, 1000}]
%Y A081508 Sequence in context: A137131 A117721 A058469 this_sequence A067481 A058433 
               A154998
%Y A081508 Adjacent sequences: A081505 A081506 A081507 this_sequence A081509 A081510 
               A081511
%K A081508 nonn
%O A081508 1,1
%A A081508 Labos E. (labos(AT)ana.sote.hu), Apr 15 2003