48384000

Appears in sequences

• Number of triples in all permutations of order n that are collinear modulo n.at n=10A135538
• Number of spanning trees in G X P_n, where G = {{1, 2}, {1, 3}, {1, 4}, {1, 5}, {2, 3}, {2, 4}, {2, 5}, {3, 4}}.at n=2A167061
• a(n) = Product_{k=1..n} floor((2*n+1)/k - 1).at n=16A207647
• Triangle d_k(n) read by rows: number of n-th order Feynman diagrams with k interactions, 0<=k<=n.at n=23A214299
• Denominators of coefficients in a series for the first Stieltjes constant gamma_1.at n=6A332537