-2472

Appears in sequences

• Expansion of sin(sin(tanh(x))).at n=3A009473
• Expansion of (1-x)/(1+2*x+2*x^3).at n=9A078062
• Triangle of coefficients of (1 - x)^n*U(n,-(3*x - 2)/(2*x - 2)), where U(n,x) is the n-th Chebyshev polynomial of the second kind.at n=47A123027
• Coefficient table for sums over product of adjacent Chebyshev S-polynomials.at n=60A128497
• Coefficient array for the cube of Chebyshev's S polynomials.at n=81A219240
• Array of coefficients of powers of x^2 for (S(2*n+1,x)/x)^3, with Chebyshev's S polynomials A049310.at n=16A220665
• Alternating sum of centered octagonal pyramidal numbers.at n=15A270695
• Expansion of Product_{k>0} 1/(1 + x^k)^(k*4).at n=15A279411
• Irregular triangle of numerator polynomial coefficients of C({1..n},x), T(n,k) for n >= 0 and k >= A000217(n).at n=46A376117