-161280

Appears in sequences

• Expansion of 1/sqrt(1 - 4*x + 12*x^2).at n=11A098336
• Triangular sequence of coefficients from the expansion of p(x,t)=Tan(x*t)/Tan(t).at n=17A137660
• A triangle of coefficients from Hermite polynomials A060821 as {x,y},{y,z},{z,x} binomials reduced to x: f(x,y,n)=Sum[Coefficients(H(x,n))(i)*x^i*y^(n-1),{i,0,n}]; p(x,y,z)=f(x,y,n)+f(y,z,n)+f(z,x,n).at n=48A139583
• A triangle related to the GF(z) formulas of the rows of the ED2 array A167560.at n=37A167568