n = int(input())
mod = int(1e9) + 7
odd, even = 1, 0
a = 1
for i in range(1, n):
    if i % 2 == 1:
        a = (i + 1) * odd % mod
        even += a
        even %= mod
    else:
        a = (i + 1) * even % mod
        odd += a
        odd %= mod
print(a)