Number of (n+1)X7 binary arrays with each element of every 2X2 subblock being the sum mod 2 of two others.
A183842
Number of (n+1)X7 binary arrays with each element of every 2X2 subblock being the sum mod 2 of two others.
Terms
- a(0) =2050a(1) =41430a(2) =831331a(3) =17250758a(4) =355075734a(5) =7377050305a(6) =152705583143
External references
- oeis: A183842