N = int(input())

def solve(N):
    '''
    nCr(2N, 2) * nCr(2N-2, 2) * ....
    2N*(2N-1)*(2N-2)*...*1/(2*2*2*2...)
    (2N)!/(2^N)
    '''
    mod = 10**9 + 7
    d, r = divmod(N, 10**6)
    aa = [1, 975701239, 694465021, 819045129, 390946736, 18892601, 778494515, 729453757, 665093464, 846684919, 260624814]
    a = aa[d]
    for n in range(d*10**6 + 1, N + 1):
        a = (a * n * (2*n - 1)) % mod
    return a

print(solve(N))