Number of n X 7 0..1 arrays with the number of 1's king-move adjacent to some 0 two less than the number of 0's adjacent to some 1.

A286215

Number of n X 7 0..1 arrays with the number of 1's king-move adjacent to some 0 two less than the number of 0's adjacent to some 1.

Terms

    a(0) =3a(1) =3468a(2) =123541a(3) =30004158a(4) =1569283128a(5) =380797680269

External references