-48620

Appears in sequences

• Expansion of (1-4*x)^(17/2).at n=9A020929
• Expansion of (1-4*x)^(17/2).at n=18A020929
• Triangle of binomial coefficients C(-n,k).at n=64A027555
• Expansion of (1+x)/sqrt(1+4x^2).at n=18A128057
• Expansion of (1+x)/sqrt(1+4x^2).at n=19A128057
• Smallest Euler characteristic of a downset on an n-dimensional cube.at n=18A214283
• T(n, m), numerators of coefficients in a power/Fourier series expansion of the plane pendulum's exact differential time dependence.at n=44A274076
• Square array read by ascending antidiagonals: T(n,k) = [x^k] (1 - x)^(2*k) * Legendre_P(n*k, (1 + x)/(1 - x)) for n, k >= 0.at n=54A364303
• Square array read by ascending antidiagonals: T(n,k) = [x^k] (1 - x)^(2*k) * Legendre_P(n*k-1, (1 + x)/(1 - x)) for n, k >= 0.at n=54A364513
• Square array read by ascending antidiagonals: T(n,k) = [x^(2*k)] ( (1 + x)^(n+2)/(1 - x)^(n-2) )^k for n, k >= 0.at n=54A364518
• Square array read by ascending antidiagonals: T(n,k) = [x^(3*k)] ( (1 + x)^(n+3)/(1 - x)^(n-3) )^k for n, k >= 0.at n=27A364519
• Expansion of g.f. A(x,y) satisfying 0 = Sum_{n=-oo..+oo} x^n * A(x,y)^n * (y - x^(n-1))^(n+1), as a triangle of coefficients T(n,k) of x^n*y^k in A(x,y), read by rows n >= 0.at n=64A366730