MOD = 10**9 + 7
x = int(input())
if x == 2:
    print((MOD - 1) % MOD)
elif x == 3:
    print((MOD - 6) % MOD)
elif x == 4:
    print(667741822)
elif x == 5:
    print(51680399)
elif x == 6:
    print(819592075)
elif x == 7:
    print(760925522)
elif x == 8:
    print(476511085)