-17297280

Appears in sequences

• Expansion of e.g.f. sin(x^2) in powers of x^(4*n + 2).at n=3A024343
• Generalized Stirling number triangle of first kind.at n=28A051379
• Hermite numbers.at n=14A067994
• Row 8 of array in A288580.at n=26A092973
• 2n-th derivative of the Gaussian exp(-x^2) evaluated at x=0.at n=7A097388
• Triangle of polynomials P(n,x) of degree n related to Pi (see comment) and derived from Padé approximation to exp(x).at n=35A113216
• Define an array by Q(m, 0) = 1, Q(m, 1) = 1; Q(m, 2k) = (m - 2k + 1)*Q(m+1, 2k-1) - (2k-1)*Q(m+2, 2k-2), m*Q(m, 2k+1) = (m - 2k)*Q(m+1, 2k) - 2k(m+1)*Q(m+2, 2k-1). Sequence gives Q(0,n).at n=14A127137
• Irregular triangle of coefficients of a partition transform for direct Lagrange inversion of an o.g.f., complementary to A134685 for an e.g.f.; normalized by the factorials, these are signed, refined face polynomials of the associahedra.at n=30A133437
• Triangle of the RBS1 polynomial coefficients.at n=35A160485
• a(n) = Bernoulli(n, 1)*Pochhammer(n+1, n).at n=8A264437
• Triangle of derivatives of the Niven polynomials evaluated at 0.at n=35A303986
• Triangle read by rows. T(n, k) = Sum_{j=0..n-k} binomial(-n, j) * A268438(n - k, j).at n=36A357340
• Triangle read by rows. T(n, k) = Sum_{j=0..n-k} binomial(-n, j) * A268438(n - k, j).at n=37A357340
• Irregular triangle T(n,k) read by rows of the coefficients of Pi^(2k) in the expansion of Sum_{k>=1} (1 / (4k^2-1)^n) with denominator 2^(2n)*(n-1)!.at n=26A382784