Question

Write a java program to print 1 3 6 10 15 21 28

Answer 1

public class Basic
{     
public static void main(String []args) 
   { 
   int a = 0; 
  for(int i = 1; i<8; i++)
{ 
  a+= i;   
System.out.println(a);
} 
}
}


Hope this helps!