-3856

Appears in sequences

• Numerators of coefficients in expansion of x^-2*(1-exp(-2*x))^2.at n=23A104042
• Corresponds to m = 6 in a family of 4th order linear recurrence sequences given by a(m,n) = m^4*a(n-4) + (2*m)^2*a(n-3) - 4*a(m-1), a(m,0) = -1, a(m,1) = 4, a(m,2) = -13 + 6*(m-1) + 3*(m-1)^2, a(m,3) = (-8+m^2)^2.at n=4A113252
• Dirichlet g.f.: zeta(s-2)^2 * (1 - 2^(3-s)) / zeta(s).at n=43A368929