Number of (n+1) X 9 binary arrays with each element of every 2 X 2 subblock being the sum mod 2 of two others.
A183844
Number of (n+1) X 9 binary arrays with each element of every 2 X 2 subblock being the sum mod 2 of two others.
Terms
- a(0) =16771a(1) =748937a(2) =32887826a(3) =1514840541a(4) =68813532021
External references
- oeis: A183844