%I
%S 55661,55663,55667,55673,55681,55691,55717,55733,55793,55817,55843,
%T 55871,55901,55933,55967,56003,56041,56081,56123,56167,56311,56417,
%U 56473,56531,56591,56783,56921,56993,57143,57221,57301,57383,57467
%N Primes of the form n^2 + n + 55661, with n >= 0.
%C n^2+n+55661 is the first or second most efficient formula for finding primes until we get to n^2+n+154001 (competitors are n^2+n+41, n^2+n+55661, n^2+n+41537, n^2+n+27941, n^2+n+21377, ...)
%Y Cf. A005846.
%K nonn,less
%O 1,1
%A Douglas Winston (douglas.winston(AT)srupc.com), Apr 14 2007
