37655domain: NAppears in sequencesLet pi be an unrestricted partition of n with the summands written as binary numbers; a(n) is the number of such partitions with an even number of binary ones.at n=44A102425a(n) = (1/162)*(61*10^n + 18*n + 20).at n=4A1558591-sequence of reduction of (3n-2) by x^2 -> x+1.at n=14A192312