Number of n X n binary matrices having a contiguous 2 by 2 submatrix whose every element is 1.
A255936
Number of n X n binary matrices having a contiguous 2 by 2 submatrix whose every element is 1.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =95a(4) =23360a(5) =17853159a(6) =47300505935
External references
- oeis: A255936