Triangular Numbers

sangisss

How to get the below triangle by programming ?

1 1 1 1
2 2 2
4 4
8

Thanks in advance !

Manishankar

public class Triange {
public static void main(String args[])
{
int no=1;
for(int i=4;i>0;i--)
{
for(int j=1;j<=i;j++)
{
System.out.print(no);
}
System.out.println();
no=no*2;
}
}
}