MOD = 10 ** 9 +7
N = int(input())
odd,even = 1,0
dp = 1
for i in range(2,N + 1):
    if i%2 == 0:
        dp = i*odd
        dp %= MOD
        even += dp
        even %= MOD
    else:
        dp = i*even
        dp %= MOD
        odd += dp
        odd %= MOD
print(dp)