31564911

Appears in sequences

• G.f.: (1 + x + 3*x^2 + 11*x^3 + 6*x^4 + 14*x^5 + 12*x^6 + 4*x^7 + 14*x^8 + 4*x^9 + 12*x^10 + 14*x^11 + 5*x^ 12 + 11*x^13 + 9*x^14 - 11*x^15)/((1 - x)^4*(1 - x^2)^12).at n=18A268244