-2339

Appears in sequences

• Coefficients of modular function G_4(tau).at n=19A005762
• Expansion of x*(1+3*x-4*x^2-5*x^3-4*x^6+4*x^5+3*x^4) / ((1+4*x^2)*(1+x^2)*(1-x^2+x^4)).at n=11A112523
• a(n) = 139*n^2 - 2307*n + 3331.at n=3A230307
• Write the coefficient of x^n/n! in the expansion of (x/(exp(x)-1))^(1/2) as f(n)/g(n); sequence gives f(n).at n=8A241885
• a(n) = 137*n^2 - 4043*n + 27277.at n=16A267706
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 57", based on the 5-celled von Neumann neighborhood.at n=29A270078
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 233", based on the 5-celled von Neumann neighborhood.at n=35A270979
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 473", based on the 5-celled von Neumann neighborhood.at n=29A272426
• a(n) = 2^(n+1)*cos(n*arctan(sqrt(15))).at n=13A272931
• Row sums of A291955.at n=48A291956
• Numerators of a power series characterizing how powers of the cosine function converge to the Gaussian function.at n=8A350194
• T(n, k) = numerator([x^n] N(1/2, n, x)) where N(a, n, x) is the n-th Nørlund polynomial.at n=36A370414
• T(n, k) = numerator([x^n] N(1/2, n, x)) where N(a, n, x) is the n-th Nørlund polynomial.at n=46A370414
• T(n, k) = numerator([x^n] N(1/2, n, x)) where N(a, n, x) is the n-th Nørlund polynomial.at n=57A370414