170946506

Appears in sequences

• Number of (n+1)X(4+1) 0..2 arrays with each row and column prime, read as a base 3 number with top and left being the most significant digits.at n=5A262120
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with each row and column prime, read as a base 3 number with top and left being the most significant digits.at n=39A262122