Question

return the nth term integer in the sequence 0,0,7,6,14,12,21,18,28,24,35,30......
(suppose the nth term in 5 the output should be 14 or nth term is 9 o/p is 28)

Answer 1

Java Programming

//import java.util.Scanner;

class s {

public static void main(String args [])

  {

 int n= 15;

 //System.out.println("enter the value of n:");

 //Scanner in=new Scanner(System.in);

 //n=in.nextInt();

if (n % 2 == 0)

{

  n=((n/2)-1)*6;  

              System.out.println(n);

  }else

  {

                    n=((n-1)/2)*7;

                   System.out.println(n);

 }

  }

}