49201152domain: NAppears in sequencesTheta series of laminated lattice LAMBDA_12^{max}.at n=21A006914E.g.f.: 1 + Sum_{n>=1} 2*cosh(n*x) * x^(n^2).at n=14A196354a(n) is the number of subsets of {1..n} that contain exactly 5 odd numbers.at n=28A331420a(n) = Sum_{k=0..floor(n/3)} 2^k * 3^(n-3*k) * binomial(k,4*(n-3*k)).at n=43A392074