%I #3 Sep 12 2021 12:23:07
%S 5,37,145,471,901,2185,3969,5563,11141,17293,21913,36479,50485,51661,
%T 90753,118355,139861,191445,238481
%N A146212(2*n).
%C No formula is known.
%Y Cf. A146212, A347319.
%K nonn,more
%O 2,1
%A _N. J. A. Sloane_, Sep 12 2021
