%I #11 Jan 24 2022 03:56:24
%S 0,0,1,1,4,6,12,23,42,76,143,262,496,938,1783,3397,6515,12523,24152,
%T 46711,90543,175867,342161,666712,1300805,2541033,4969255,9727606,
%U 19059560,37374839,73347038,144042897,283064780,556601613,1095087697
%N Number of positive integers <= 2^n of form 3 x^2 + 10 y^2.
%H <a href="/index/Qua#quadpop">Index entries for sequences related to populations of quadratic forms</a>
%Y Cf. A020681.
%K nonn
%O 0,5
%A _David W. Wilson_