Number of 7Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.
A266107
Number of 7Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.
Terms
- a(0) =1a(1) =715a(2) =16428a(3) =145274a(4) =3899732a(5) =192212829a(6) =6206090116a(7) =152827600335
External references
- oeis: A266107