%I #10 Jul 18 2019 14:28:58
%S 7,43,901830931
%N Primes of the form (prime(j)#)^2 + prime(j)# + 1.
%C Generated from prime(j)# = A002110(j) at j= 1, 2, 6, 115, 152, ... [_R. J. Mathar_, Jul 10 2009]
%C a(6) ~ 4.145...*10^2477 corresponds to j = 420. - _Amiram Eldar_, Jul 18 2019
%H Amiram Eldar, <a href="/A162454/b162454.txt">Table of n, a(n) for n = 1..5</a>
%t Select[Table[(Product[Prime[i],{i,1,j}])^2 + Product[Prime[i],{i,1,j}]+1,{j,1,10}], PrimeQ]
%Y Cf. A002110.
%K nonn,bref
%O 1,1
%A _Daniel Tisdale_, Jul 03 2009
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