Description

Input an integer $N$ and output the corresponding square matrix.

Input Format

Input an integer $n$, where $1 \le n \le 18$.

Output Format

A square matrix where each number has a field width of $4$.

Sample

5

11   7   4   2   1
16  12   8   5   3
20  17  13   9   6
23  21  18  14  10
25  24  22  19  15