-6864

Appears in sequences

• Coefficients of Jacobi cusp form of index 1 and weight 10.at n=39A003784
• Expansion of (1-4*x)^(13/2).at n=15A020925
• Triangle of coefficients, read by rows, where T(n,k) is the coefficient of x^n*y^k in f(x,y) that satisfies f(x,y) = (1+x) - x^2*(1+x)^2 + xy*f(x,y)^2.at n=62A086612
• Fifth column (m=4) of triangle A128494.at n=42A128499
• Fifth column (m=4) of triangle A128494.at n=43A128499
• A triangle of coefficients of A053122 type binomials {x,y},{y,z} and {z,x}, made using A_n Cartan type matrix characteristic polynomials: an(x,n) = CharacteristicPolynomial(M(A_n,n)); f(x,y,n) = Sum[Coefficients(an[x,n)*x^i*y^(n-i),{i,0,n}]; p(x,y,z,n) = f(x,y,n) + f(y,z,n) + f(z,x,n).at n=58A139584
• Sum_{m=0..(n-1)/2} A176263(n-m-1, m).at n=11A178134
• Z-sequence for the Riordan triangle A111125.at n=7A217477
• Triangle read by rows, T(n, k) = [x^k] (-2)^n*GegenbauerC(n, -1/2, x).at n=52A353596