1336320

Appears in sequences

• a(n) = 2^(n-1)*(n-1)!*(4*n+1).at n=6A158455
• Triangle read by rows: T(n, k) is the number of ways to select k disjoint point triples from an n X n X n triangular point grid, each point triple forming a 2 X 2 X 2 triangle.at n=52A289222
• Number of ways to select 5 disjoint point triples from an n X n X n triangular point grid, each point triple forming a 2 X 2 X 2 triangle.at n=4A289226
• Triangle read by rows: T(n,k) is the number of colored digraphs on n nodes with exactly k colors arbitrarily assigned (1 <= k <= n).at n=12A329546