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%I #10 Oct 19 2017 03:14:01
%S 2,5,109,257,37501,139969,3294173,167772161,3874204891,30000000001,
%T 24536803672547,17832200896513,12115004263690121,344472211592298497,
%U 12261028930664062501,221360928884514619393,6617922095090694113417
%N Smallest prime of the form k*n^n + 1.
%C By Linnik's theorem, a(n) = O(n^(Ln)) for some effectively computable L.
%C For more terms, see A175763.
%H Charles R Greathouse IV, <a href="/A070855/b070855.txt">Table of n, a(n) for n = 1..385</a>
%t sp[n_]:=Module[{n2=n^n,k=1},While[!PrimeQ[k*n2+1],k++];k*n2+1]; Array[ sp,20] (* _Harvey P. Dale_, Jul 06 2014 *)
%Y Cf. A121270, A110932, A175763.
%K nonn
%O 1,1
%A _Amarnath Murthy_, May 15 2002
%E More terms from _Don Reble_, May 16 2002
%E Comments and b-file from _Charles R Greathouse IV_, Aug 30 2010
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