3201728domain: NAppears in sequencesLow-temperature susceptibility expansion for square lattice (Potts model, q=3).at n=14A057375Triangular sequence of coefficients from a polynomial recursion: p(x,n)=-2 (-(n - 1) + x)*p(x, n - 1) + (-(n + 1) + (n + 2)* x - x^2)p(x, n - 2).at n=48A137663