Number of 4Xn integer arrays with each element equal to the number of horizontal, diagonal and antidiagonal neighbors exactly one smaller than itself.

A266134

Number of 4Xn integer arrays with each element equal to the number of horizontal, diagonal and antidiagonal neighbors exactly one smaller than itself.

Terms

    a(0) =1a(1) =61a(2) =385a(3) =572a(4) =3851a(5) =44623a(6) =347576a(7) =1650710a(8) =12360130a(9) =106235031a(10) =807578953a(11) =5406175833a(12) =41246496374a(13) =328408364493

External references