import java.util.Scanner;

public class No72 {

	public static void main(String[] args) {
		
	Scanner scanner = new Scanner(System.in);
	long n = scanner.nextLong();
	scanner.close();
	
	long a = n - (n/2) + 1 , b = (n/2) + 1;
	long p = 1000007;
	
	a = a % p;
	b = b % p;
	
	
	System.out.println( (a*b - 1) % p);

	}
}