Number of (n+1)X7 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one, and every 2X2 determinant nonzero.
A205924
Number of (n+1)X7 0..3 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one, and every 2X2 determinant nonzero.
Terms
- a(0) =215294a(1) =4085161a(2) =22176946a(3) =535691452a(4) =2853968414a(5) =88272553560a(6) =454195592550
External references
- oeis: A205924