Question 66
Determine all positive integers $n$ such that
$$
2^n \cdot (n!)^2 \lt (2n)!
$$
*(Ilko Brnetić)*
$$
2^n \cdot (n!)^2 \lt (2n)!
$$
*(Ilko Brnetić)*
MathNet 2013 Question 66
Math Olympiad Vault · MathNet 2013
Math Olympiad Vault · MathNet 2013