Number of (n+1)X8 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one, and every 2X2 determinant nonzero.
A206009
Number of (n+1)X8 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock equal to one, and every 2X2 determinant nonzero.
Terms
- a(0) =19976a(1) =154346a(2) =419108a(3) =3850160a(4) =10015204a(5) =107546742a(6) =262845336a(7) =3293852332a(8) =7479127840a(9) =108357430282a(10) =227813014264
External references
- oeis: A206009