31896

Appears in sequences

• Multiplicity of highest weight (or singular) vectors associated with character chi_174 of Monster module.at n=40A034562
• Number of ways of placing non-attacking knights on an n X n chessboard symmetric under 180 degree rotation.at n=7A131180
• Triangle T(n, k) = T(n-1, k-1) + 3*T(n-1, k) + 2*T(n-1, k-1), with T(n,1) = T(n, n) = 1, read by rows.at n=38A142596
• Triangle T(n, k) = T(n-1, k-1) + 3*T(n-1, k) + 2*T(n-1, k-1), with T(n,1) = T(n, n) = 1, read by rows.at n=42A142596
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 419", based on the 5-celled von Neumann neighborhood.at n=36A272047
• Number of 4 X 4 matrices in Hermite normal form with determinant n.at n=23A389108