-1944

Appears in sequences

• The value of the associated Legendre Polynomial of index n and order 1 evaluated at x=2^(-1/2) multiplied by 2^(3*n/2-1).at n=8A025163
• Matrix inverse of triangle A104559, read by rows.at n=28A104560
• Column 0 of triangle A104560.at n=7A104561
• Coefficients polynomials B(x, n) = ((1 + a + b)*x - c)*B(x, n-1) - a*b*B(x, n-2) with a = 3, b = 2, and c = 0.at n=18A136526
• Expansion of (1-27x^2-108x^3)/((1-3x)^2*(1+3x+9x^2)).at n=5A168072
• Riordan array ((1-x)/(1-3*x+3*x^2), x/(1-3*x+3*x^2)).at n=57A236311
• G.f. A(x) satisfies A(x) = ( 1 + 9*x*A(x)*(1 + x*A(x)) )^(1/3).at n=9A372004
• G.f. satisfies A(A(A(x))) = F(x), where F(x) is the g.f. for A053540(n) = n*9^(n-1).at n=6A372499
• Expansion of e.g.f. exp( ((1+3*x)^(2/3) - 1)/2 ).at n=6A380261
• Coefficients of the minimal polynomial for the weight factors of Laguerre-Gauss quadrature (exponents in decreasing order).at n=7A387347