Search: id:A100359
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%I A100359
%S A100359 0,2,6,236,1884,51380
%N A100359 Numbers n such that 2^n+n+1 is prime.
%C A100359 No other terms below 51673.
%t A100359 {ta={{0}}, tb={{0}}};Do[g=n;s=2^n+n+1; If[PrimeQ[s], Print[n];ta=Append[ta, 
               n]; tb=Append[tb, s]], {n, 1, 10000}];{ta, tb, g}
%Y A100359 Cf. A001580, A069539, A052007, A048744, A100357, A100358.
%Y A100359 Equals A061422(n) - 1.
%Y A100359 Sequence in context: A013083 A110387 A158682 this_sequence A052342 A007190 
               A164829
%Y A100359 Adjacent sequences: A100356 A100357 A100358 this_sequence A100360 A100361 
               A100362
%K A100359 hard,more,nonn
%O A100359 1,2
%A A100359 Labos E. (labos(AT)ana.sote.hu), Nov 19 2004
%E A100359 New term 51380 from A061422 Max Alekseyev (maxale(AT)gmail.com), Feb 
               08 2009

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