Number of nX5 binary matrices with no 2X2 block having four 1's.
A181248
Number of nX5 binary matrices with no 2X2 block having four 1's.
Terms
- a(0) =32a(1) =819a(2) =22077a(3) =587920a(4) =15701273a(5) =419045269a(6) =11185495872a(7) =298561305103
External references
- oeis: A181248