#include<iostream.h>

#include<conio.h>

#include<conio.h>

void main()

{

clrscr();

int n,i;

long sum=0;

cout<<“1^2+3^2+5^2+……+n^2nn Enter Value of n:”;

cin>>n;

for(i=1;i<=n;i+=2)

sum+=(i*i);

cout<<“n Sum of given series is “<<sum;

getch();

}

//Here is another way if anyone is interested….It is based on sumation of certain types of series.

#include

#include

void main()

{

clrscr();

int n,sum;

cout<>n;

sum = ( ((2 * n) – 1) * (((2 * n) – 1)+ 1) * ( ( 2 * ((2 * n) – 1) ) + 1 ) ) / 6;

cout<<"The sum is:"<<sum;

getch();

}