1019880

Appears in sequences

• Array read by descending antidiagonals: A(n,k) is the number of oriented colorings of the edges of a regular n-dimensional simplex using up to k colors.at n=39A327083
• Number of oriented colorings of the edges (or triangular faces) of a regular 4-dimensional simplex with n available colors.at n=5A331350
• Array read by descending antidiagonals: T(n,k) is the number of oriented colorings of the triangular faces of a regular n-dimensional simplex using k or fewer colors.at n=30A337883