32800768domain: NAppears in sequencesTheta series of 12-dimensional unimodular lattice {D_12}^{+}.at n=21A004533a(n) = binomial(n+10, 10)*4^n.at n=6A172978a(n) is the number of subsets of {1..n} that contain exactly 5 odd numbers.at n=27A331420