-1232

Appears in sequences

• Expansion of (Product_{j>=1} (1-(-x)^j) - 1)^7 in powers of x.at n=25A001485
• Triangle of coefficients of Chebyshev polynomials T_n(x).at n=38A008310
• Expansion of e.g.f.: tanh(log(1+x))/cosh(x).at n=8A009781
• E.g.f. log(sech(x) + tan(x)).at n=6A013204
• a(n) = 2^n-n^4.at n=6A024014
• Coefficients of Chebyshev polynomials of the first kind: triangle of coefficients in expansion of cos(n*x) in descending powers of cos(x).at n=39A028297
• Triangle of coefficients of cos(x)^n in polynomial for cos(nx).at n=72A039991
• Triangle of coefficients of Chebyshev's T(n,x) polynomials (powers of x in increasing order).at n=71A053120
• Array of coefficients of P(n,x) = det (M(n,x)) where M(n,x) is the n X n matrix m(i,j)=x if i>j m(i,j)=1-x if i<=j.at n=41A079628
• Triangle of coefficients of Chebyshev polynomials T_{2n+1} (x).at n=17A084930
• Riordan array (1/(1+2xc(-2x)),xc(-2x)/(1+2xc(-2x))), c(x) the g.f. of A000108.at n=24A114193
• Triangle read by rows: T satisfies the matrix products: C*T*C = T^-1 and T*C*T = C^-1, where C is Pascal's triangle.at n=39A118800
• A triangular sequence of coefficients of even plus odd Chebyshev polynomials, A053120: q(x,n) = T(x,2*n-1)+T(x,2*n).at n=42A137307
• Triangle T(n,k) read by rows: the coefficient [x^k] of the polynomial (n-1)! *sum_{i=0..n} Fibonacci(i)*binomial(x,n-i), read by rows, 0<=k<n.at n=41A139167
• Coefficient array for integer polynomial version of minimal polynomials of sin(2*Pi/n). Rising powers of x.at n=43A181871
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202869; by antidiagonals.at n=42A202870
• Polylogarithm li(-n,-1/3) multiplied by (4^(n+1))/3.at n=6A210246
• Difference between sums of quadratic residues and non-residues modulo n that are coprime to n.at n=76A255643
• Difference between sums of quadratic residues and non-residues modulo n (residues are not necessarily coprime to n).at n=76A255644
• Expansion of Product_{k>=0} (1 - x^(2^k))^(2^k).at n=46A321327