Program to print series 1,3,7,15,31...N

 Problem statement:- Program to print series 1,3,7,15,31...n.

Example:    

                Input: n=5

                Output: 1 3 7 15 31 /* 0*2+1  1*2+1  3*2+1  7*2+1  15*2+1*/

                Input: n=7

                Output: 1 3 7 15 31 63 127 /* 0*2+1  1*2+1  3*2+1  7*2+1  15*2+1  31*2+1                                           63*2+1*/

 Data requirement:-

   Input Data:- n

  Output Data:-pr

  Additional Data:- i

Program in C
  

Here is the source code of the C Program to print series 1,3,7,15,31...n.

Code:

#include<stdio.h>

int main()

{

    int n,i,pr=0;

    printf("Enter the range of number(Limit):");

    scanf("%d",&n);

    for(i=1;i<=n;i++)

    {

        pr=(pr*2)+1;

        printf("%d ",pr);

    }

}

Input/Output:

Enter the range of number(Limit):5

1 3 7 15 31

Program in C++

Here is the source code of the C++ Program to print series 1,3,7,15,31...n.

Code:

#include<iostream>

using namespace std;

int main()

{

    int n,i,pr=0;

    cout<<"Enter the range of number(Limit):";

    cin>>n;

    for(i=1;i<=n;i++)

    {

        pr=(pr*2)+1;

        cout<<pr<<" ";

    }

}

Input/Output:

Enter the range of number(Limit):7

1 3 7 15 31 63 127

Program in Java

Here is the source code of the Java Program to print series 1,3,7,15,31...n.

Code:

import java.util.Scanner;

public class Print_Series2 {

public static void main(String[] args) {

Scanner sc=new Scanner(System.in);

int n,i,pr=0;

   System.out.printf("Enter the range of number(Limit):");

    n=sc.nextInt();

    for(i=1;i<=n;i++)

    {

        pr=(pr*2)+1;

    System.out.print(pr+" ");

    }

    sc.close();

}

}

Input/Output:

Enter the range of number(Limit):6

1 3 7 15 31 63 

Program in Python

Here is the source code of the Python Program to print series 1,3,7,15,31...n.

Code:

n=int(input("Enter the range of number(Limit):"))

i=1

pr=0

while i<=n:

    pr = (pr * 2) + 1

    print(pr,end=" ")

    i+=1

Input/Output:

Enter the range of number(Limit):4

1 3 7 15 

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