Unchanging value maps: number of n X n binary arrays indicating the locations of corresponding elements unequal to no horizontal or vertical neighbor in a random 0..2 n X n array.

A219304

Unchanging value maps: number of n X n binary arrays indicating the locations of corresponding elements unequal to no horizontal or vertical neighbor in a random 0..2 n X n array.

Terms

    a(0) =1a(1) =6a(2) =90a(3) =3334a(4) =326444a(5) =89981627a(6) =68906619754

External references