MOD = 998244353 n = int(input()) max_n = n fact = [1] * (max_n + 1) for i in range(1, max_n + 1): fact[i] = fact[i-1] * i % MOD inv_fact = [1] * (max_n + 1) inv_fact[max_n] = pow(fact[max_n], MOD - 2, MOD) for i in range(max_n - 1, -1, -1): inv_fact[i] = inv_fact[i + 1] * (i + 1) % MOD for i in range(n + 1): if i == 0: print(0) else: k = n - i sign = 1 if k % 2 == 0 else MOD - 1 res = sign * inv_fact[k] % MOD print(res)