Number of (7+1) X (n+1) 0..1 arrays with each row nonprime and column prime, read as a binary number with top and left being the most significant bits.
A261949
Number of (7+1) X (n+1) 0..1 arrays with each row nonprime and column prime, read as a binary number with top and left being the most significant bits.
Terms
- a(0) =0a(1) =112a(2) =352480a(3) =2840132a(4) =2499416567a(5) =30673550964
External references
- oeis: A261949