Number of (n+3)xn binary matrices with rows and columns each in strictly increasing order as binary numbers and each row and column having an even number of 1s.
A181007
Number of (n+3)xn binary matrices with rows and columns each in strictly increasing order as binary numbers and each row and column having an even number of 1s.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =1a(4) =199a(5) =59805a(6) =41985610a(7) =78452652352
External references
- oeis: A181007