How do you center a pyramid figure in Javascript

Question

Hello I have to print this statement (Seen below), and my code is correct in doing it BUT I can not get it to center directly down the middle!

1
212
32123
4321234
543212345

---------------------------------------------------------My Code:

public class pyramid {

public static void main(String []args){

for(int i=1; i<=7 ; i++) {

for(int j=i; j>=2; j--) {
System.out.print(j);
}

for(int j=1; j<=i; j++) {
System.out.print(j);
}
System.out.println(" ");

}

}
}

Answer 1

Heres what my program printsvexactly as so:

1
212
32123
4321234
543212345
65432123456
7654321234567