-1179648

Appears in sequences

• Triangle of coefficients of Chebyshev's U(n,2*x-1) polynomials (exponents of x in decreasing order).at n=46A053125
• Table of resultants for Hermite polynomials H_k(x) and H_n(x).at n=11A054373
• a(n) = -2*a(n-1) + 4*a(n-2), a(0) = 1, a(1) = 0.at n=13A086344
• G.f. A(x) satisfies: 5^n - 1 = Sum_{k=0..n} [x^k]A(x)^n and also satisfies: (5+z)^n - (1+z)^n + z^n = Sum_{k=0..n} [x^k](A(x)+z*x)^n for all z, where [x^k]A(x)^n denotes the coefficient of x^k in A(x)^n.at n=13A100231