Number of (n+1)X(3+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.
A263219
Number of (n+1)X(3+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.
Terms
- a(0) =4a(1) =72a(2) =1009a(3) =12601a(4) =198892a(5) =3345984a(6) =56362801a(7) =951167305a(8) =16140651460a(9) =274301213400
External references
- oeis: A263219