Number Star pyramid

public class NumberStar {
public static void main(String[] args)
{

int n=5;
for (int row = 0; row < n; row++)
{
for (int space = 0; space <n-1-row; space++)
{
System.out.print(” “);
}
for (int star = 0; star <=2*row; star++)
{
if(star%2!=0)
System.out.print(“* “);
else
System.out.print(star+1+” “);
}
System.out.println();
}

}
}

Output:-

        1 
      1 * 3 
    1 * 3 * 5 
  1 * 3 * 5 * 7 
1 * 3 * 5 * 7 * 9

Numberstar Pattern

public class Numberstar 
{
public static void main(String[] args)
 {
 int n = 6;
 int count = 1;
 for (int i = 0; i < n; i++) 
 {
 for (int j = 0; j <= i; j++)
 {
 System.out.print((count--)+" ");
 if (i>j) {
 System.out.print("* ");
 }
 }
 System.out.println();
 count = count+n/2+(2*i);
 }
 }
}

Output:-

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