def polymul(f,g,MOD):
    lf = len(f)
    lg = len(g)
    res = [0]*(lf+lg-1)
    for i in range(lf):
        for j in range(lg):
            res[i+j] += f[i]*g[j]
            res[i+j] %= MOD
    return res

def fps_nth_term(f,g,N,MOD):
    assert g[0] != 0
    while N:
        h = g[:]
        for i in range(1,len(g),2):
            h[i] = -h[i]
        f = polymul(f,h,MOD)[N%2:N+1:2]
        g = polymul(g,h,MOD)[:N+1:2]
        N //= 2
    return f[0]*pow(g[0],MOD-2,MOD)%MOD

# a[0],...,a[L-2] とL-1次特性多項式 g が与えられているL項間漸化式の第N項
def rec_nth_term(a,g,N,MOD):
    L = len(g)
    assert len(a) == L-1
    f = polymul(a,g,MOD)[:L-1]
    return fps_nth_term(f,g,N,MOD)

n = int(input())
MOD = 10**9+7
MOD2 = 2*(MOD+1)
x = rec_nth_term([0,1],[1,-1,-1],n,MOD2)
y = rec_nth_term([0,1],[1,-1,-1],x,MOD)
print(y%MOD)