Number of n X 4 0..2 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

A279653

Number of n X 4 0..2 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

Terms

    a(0) =3a(1) =254a(2) =19986a(3) =1546164a(4) =113887852a(5) =8077041000a(6) =556408163556

External references