-4320

Appears in sequences

• Expansion of cosh(tanh(log(1+x))).at n=9A009169
• E.g.f. arcsinh(sin(arctan(x))) = arcsinh(x/(1+x^2)^(1/2)) (odd powers only).at n=3A012025
• arctan(sin(arcsinh(x)))=x-4/3!*x^3+84/5!*x^5-4320/7!*x^7+410640/9!*x^9...at n=3A012037
• Triangle of coefficients of Laguerre polynomials n!*L_n(x) (rising powers of x).at n=22A021009
• Triangle of coefficients of Laguerre polynomials L_n(x) (powers of x in decreasing order).at n=26A021010
• Triangle of coefficients in expansion of x^n in terms of Laguerre polynomials L_n(x).at n=22A021012
• Triangle of coefficients in expansion of x^n in terms of Laguerre polynomials L_n(x).at n=26A021012
• Triangle formed by coefficients of numerator polynomials defined by iterating f(u,v) = 1/u - x*v applied to a list of elements {1,2,3,4,...}.at n=33A053495
• Triangular array of coefficients multiplied by n! of polynomials in e. These give the expected number of trials needed for the sum of uniform random variables from the interval [0,1] to exceed n+1.at n=22A089087
• Expansion of reciprocal of Hauptmodul for Gamma_0(18).at n=58A092848
• Triangle, read by rows, equal to the matrix inverse of A104557 and related to Laguerre polynomials.at n=72A104558
• a(n+3) = 2a(n+2) - 3a(n+1) + 2a(n); a(0) = 1, a(1) = 1, a(2) = 0.at n=28A105578
• Expansion of (1+18*x)^(1/3).at n=4A108733
• Minimal permanent of real n X n symmetric (+1,-1) matrices.at n=7A119001
• Expansion of k/q^(1/2) in powers of q, where k is the elliptic function defined by sqrt(k) = theta_2/theta_3.at n=7A127393
• Coefficient table for Chebyshev polynomials T(2*n,x) (increasing even powers x, without zeros).at n=47A127674
• Expansion of q^(-1) * (phi(q) / phi(q^9) - 1) / 2 in powers of q^3 where phi() is a Ramanujan theta function.at n=58A128111
• Expansion of 1+k in powers of q^(1/2) where q is Jacobi's nome and k is the elliptic modulus.at n=15A134746
• Coefficients of the polynomial giving the n-th diagonal of A137743 * n!, read as an upper right triangle.at n=15A137738
• Denominator polynomials for continued fraction generating function for n!.at n=47A145118