48600000

Appears in sequences

• Number of combinations of two natural numbers that together have n digits.at n=5A096302
• T(n,k)=Number of (n+1)X(k+1) 0..7 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.at n=10A203732
• T(n,k)=Number of (n+1)X(k+1) 0..7 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.at n=14A203732
• Denominator of (n-2)!*Sum_{k=1..n} (-1)^(k+1)/((n-k)!*k^k).at n=4A360092