import java.io.*;
import java.util.*;


public class Main_yukicoder554 {

	private static Scanner sc;
	private static Printer pr;

	private static void solve() {
		final int MOD = 1_000_000_007;

		int n = sc.nextInt();

		long[] a = new long[n + 1];
		long[] sum = new long[n + 1];
		a[1] = 1;
		sum[1] = 1;
		a[2] = 2;
		sum[2] = 2;
		for (int i = 3; i <= n; i++) {
			a[i] = sum[i - 1] * i % MOD;
			sum[i] = sum[i - 2] + a[i];
			sum[i] %= MOD;
		}

		pr.println(a[n]);
	}

	// ---------------------------------------------------
	public static void main(String[] args) {
		sc = new Scanner(System.in);
		pr = new Printer(System.out);

		solve();

		pr.close();
		sc.close();
	}

	private static class Printer extends PrintWriter {
		Printer(PrintStream out) {
			super(out);
		}
	}
}