%I #11 Jan 24 2022 03:56:28
%S 0,0,1,2,4,7,12,23,41,73,136,253,471,888,1684,3211,6155,11831,22820,
%T 44137,85539,166105,323119,629511,1228111,2398846,4690672,9181509,
%U 17988393,35272010,69215936,135921301,267089907,525160968,1033179029
%N Number of positive integers <= 2^n of form 3 x^2 + 8 y^2.
%H <a href="/index/Qua#quadpop">Index entries for sequences related to populations of quadratic forms</a>
%Y Cf. A020680.
%K nonn
%O 0,4
%A _David W. Wilson_