Number of 5X5 0..n matrices whose square is also a 0..n matrix.
A213994
Number of 5X5 0..n matrices whose square is also a 0..n matrix.
Terms
- a(0) =474286a(1) =35799856a(2) =421195466a(3) =5018010431a(4) =22406574462a(5) =124477495732a(6) =361204218672
External references
- oeis: A213994