Number of (n+1)X(1+1) 0..2 arrays with each row nonprime and column prime, read as a base 3 number with top and left being the most significant digits.
A262106
Number of (n+1)X(1+1) 0..2 arrays with each row nonprime and column prime, read as a base 3 number with top and left being the most significant digits.
Terms
- a(0) =7a(1) =17a(2) =54a(3) =171a(4) =554a(5) =1926a(6) =6976a(7) =25923a(8) =99597a(9) =395785
External references
- oeis: A262106