791350

Appears in sequences

• Expansion of (Product_{j>=1} (1-(-x)^j) - 1)^19 in powers of x.at n=18A047644
• 1/256 of tenth unsigned column of triangle A053120 (T-Chebyshev, rising powers, zeros omitted).at n=13A054333
• Expansion of (1+x^4*C^3)*C^2, where C = (1-(1-4*x)^(1/2))/(2*x) is g.f. for Catalan numbers, A000108.at n=12A071751
• a(n) = rf(n, n+2)/(n+2)! - rf(n, n)/n!, rf the rising factorial A265609.at n=11A265610
• Wiener index of the n X n rook complement graph.at n=34A292058