Number of 4-orbits of the cyclic group C_4 for a bi-colored square n X n grid with n squares of one color.

A276452

Number of 4-orbits of the cyclic group C_4 for a bi-colored square n X n grid with n squares of one color.

Terms

    a(0) =0a(1) =1a(2) =20a(3) =448a(4) =13266a(5) =486744a(6) =21474640a(7) =1106532352a(8) =65221935740

External references