47229864domain: NAppears in sequencesTheta series of D_31 lattice.at n=3A022062Theta series of D*_31 lattice.at n=24A0220840-sequence of reduction of (2n) by x^2 -> x+1.at n=29A192305a(n) = (4/45)*n*(n - 2)*(n - 1)*(n^3 - 12*n^2 + 47*n - 15).at n=31A319577