-660

Appears in sequences

• Expansion of {Product_{j>=1} (1 - (-x)^j) - 1}^12 in powers of x.at n=5A001490
• Coefficients of modular function G_2(tau).at n=49A005760
• Expansion of sinh(x)/cos(log(1+x)).at n=6A009629
• Triangle of Lehmer-Comtet numbers of 2nd kind.at n=17A039621
• Coefficients of the '3rd-order' mock theta function nu(q).at n=55A053254
• Triangle T(n,k) read by rows: see formula lines for definition.at n=19A097474
• Triangle read by rows: T(n,k) is the coefficient of x^k in the monic characteristic polynomial of the n X n matrix with 2's on the diagonal and 1's elsewhere (n >= 1 and 0 <= k <= n). Row 0 consists of the single term 1.at n=74A103283
• Matrix logarithm of triangle A113287.at n=61A113290
• Generalized Pascal's triangle made using Mod[(Prime[n] - 1)/2, 4] == 2 primorial-like Stirling polynomials.at n=39A119724
• Array for second (k=2) convolution of Chebyshev's S(n,x)=U(n,x/2) polynomials.at n=37A128503
• Array T(n, k) = (-1)^(n+k)*(n+k-2)!*(2*n+2*k-2)!/(n!*k!*(2*n-1)!*(2*k-1)!), with T(0, 0) = 1, T(0, 1) = T(1, 0) = -1, read by antidiagonals.at n=31A132339
• Array T(n, k) = (-1)^(n+k)*(n+k-2)!*(2*n+2*k-2)!/(n!*k!*(2*n-1)!*(2*k-1)!), with T(0, 0) = 1, T(0, 1) = T(1, 0) = -1, read by antidiagonals.at n=32A132339
• A triangle of coefficients of A053122 type binomials {x,y},{y,z} and {z,x}, made using A_n Cartan type matrix characteristic polynomials: an(x,n) = CharacteristicPolynomial(M(A_n,n)); f(x,y,n) = Sum[Coefficients(an[x,n)*x^i*y^(n-i),{i,0,n}]; p(x,y,z,n) = f(x,y,n) + f(y,z,n) + f(z,x,n).at n=31A139584
• Polynomial expansion sequence : p(x)=1 + x^2 - x^3 - x^5 - x^7 + x^8 + x^10.at n=56A143604
• Triangle of coefficients of generalized Bernoulli polynomials associated with a Dirichlet character modulus 8.at n=12A151751
• A real part quaternion-Hadamard matrix self-similarity coefficient triangle: m(n)=real(quaternion_Hadamard(2^n)).at n=44A158612
• a(n) = 2n(19-n).at n=30A182428
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of min{2i+j-2,2j+i-2} (A204006).at n=46A204007
• Triangle read by rows, coefficients of the Swiss-Knife median polynomials M_{n}(x) in descending order of powers.at n=21A213736
• Difference between sums of quadratic residues and non-residues modulo n that are coprime to n.at n=54A255643