252375

Appears in sequences

• Number of inequivalent n X n matrices over GF(5) under action of dihedral group of the square D_4.at n=3A054752
• Number of inequivalent ways to color a 3 X 3 checkerboard using at most n colors allowing rotations and reflections.at n=5A217331
• Array read by antidiagonals: T(n,k) is the number of k-colorings of an n X n grid, up to rotations and reflections.at n=39A343097