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