-2268

Appears in sequences

• Percolation series for b.c.c. lattice.at n=10A006805
• Expansion of Product_{m>=1} (1 - m*q^m)^3.at n=16A022663
• Coefficient triangle for computation of column numbers of triangle A071951 (Legendre-Stirling).at n=8A089278
• Riordan array (1,x(1-3x)).at n=87A110517
• Let M be a diagonal matrix with A007442 on the diagonal and P = Pascal's triangle as an infinite lower triangular matrix. Now read the triangle P*M by rows.at n=60A124800
• Triangle read by rows, e.g.f. exp(x*(z+3/2))/((exp(3*x/2)+2*cos(sqrt(3)*x/2))/3).at n=60A215062
• Coefficients of (x^(1/6)*d/dx)^n for positive integer n.at n=26A223536
• Expansion of eta(q)^9 * eta(q^5)^3 in powers of q.at n=21A227900
• Coefficients in expansion of (E_4/E_2^4)^(1/8).at n=2A294978
• T(n, k) is the coefficient of x^k of the polynomial p(n) which is defined as the scalar part of P(n) = Q(x, 1, 1, 1) * P(n-1) for n > 0 and P(0) = Q(1, 0, 0, 0) where Q(a, b, c, d) is a quaternion, triangle read by rows.at n=48A319234
• G.f. A(x) satisfies: A(x) = x / exp(3 * Sum_{k>=1} A(x^k) / k).at n=5A345883