java pattern ....code for the pattern :     1
  1   2   1
1  3    3   1

n lines
the logic i made
import java.io.*;
class pat
    
    {
public static void main(String[] args)throws IOException
    
     {
     BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
     int n,p=0;
     System.out.println("Enter value of n");
     n=Integer .parseInt(in.readLine());

     for(int i=0;i<n;i++) 
     {
         for(int j=0;j<n-i;j++)
         {
             System.out.print(" ");
         }
        for(int k=0;k<=i;k++) 
        {
            System.out.print((int)Math.pow(11,p));
            
        }
        System.out.println(); 
        p++;
    }

}
    }
