Number of n X n symmetric 0..7 arrays with each element equal to the product mod 8 of two of its horizontal and vertical neighbors.
A193486
Number of n X n symmetric 0..7 arrays with each element equal to the product mod 8 of two of its horizontal and vertical neighbors.
Terms
- a(0) =0a(1) =2a(2) =22a(3) =1250a(4) =168193a(5) =125116658a(6) =311793921998
External references
- oeis: A193486