Number of n X n 0..4 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the elements above it, modulo 5.
A239248
Number of n X n 0..4 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the elements above it, modulo 5.
Terms
- a(0) =4a(1) =142a(2) =47066a(3) =160787652
External references
- oeis: A239248