24444444442domain: NAppears in sequencesExpansion of x*(11 + 22*x + 20*x^2)/((1-x)*(1+x)*(1 - 10*x^2)).at n=20A094620Expansion of g.f. x*(2+22*x+11*x^2)/((x-1)*(1+x)*(10*x^2-1)).at n=20A094625