-1595

Appears in sequences

• a(n) = (1 - (-12)^n)/13.at n=3A014994
• Triangle of q-binomial coefficients for q=-12.at n=11A015125
• Triangle of q-binomial coefficients for q=-12.at n=13A015125
• Gaussian binomial coefficient [ n,3 ] for q = -12.at n=1A015281
• A transform of the Fibonacci numbers.at n=50A099505
• Partial sums of (-1)^n*Fibonacci(n-1).at n=19A112469
• A triangular sequence of coefficients of the expansion of a Green's function for the radial Morse potential with x being the kinetic energy and t being the radius: Hamiltonian; H=K+V=x+Exp[-2*t]-2*Exp[t];G*Exp[t*x)=Exp[x*t]/(t-H); p(t,x)=Exp[t*x]/(t-x-Exp[-2*t] + 2*Exp[-t]).at n=29A138160
• a(n) = floor(d(n)/18^(n-1)) where d(n) = 0, 1, -8, 352, -5120,.. and d(n) = -8*d(n-1) +288*d(n-2).at n=46A174427
• Expansion of g.f. 1+x+(1+3*x+x^2)/(1+x)^3.at n=56A201163
• The c coefficients of the transform a*x^2 + (4*a/k - b)*x + 4*a/k^2 + 2*b/k + c = 0 for a,b,c = 1,-1,-1, k = 1,2,3...at n=40A229526
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 453", based on the 5-celled von Neumann neighborhood.at n=23A272276
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 467", based on the 5-celled von Neumann neighborhood.at n=29A272321
• Dirichlet g.f.: zeta(s) / (zeta(s-1) * zeta(s-2)).at n=29A351654
• Partial sums of F(1) - L(1) + F(2) - L(2) + F(3) - L(3) + ..., where F = A000045 and L = A000032.at n=32A355018