Number of (n+1)X(4+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.
A261939
Number of (n+1)X(4+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) =147a(2) =746a(3) =7943a(4) =50994a(5) =367390a(6) =2840132a(7) =26703908a(8) =234458622a(9) =2153468514
External references
- oeis: A261939