Number of nX6 0..2 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

A281324

Number of nX6 0..2 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

Terms

    a(0) =28a(1) =22342a(2) =5192104a(3) =977717308a(4) =166805996158

External references