Program
#include<iostream.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();
}
Program
#include<iostream.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();
}