"""

移動方がいくつあるか考えねぇと
→がNこあって、そこに|を入れる方法の数？
2^(N-1)通りの入れ方がある


"""

mod = 10**9+7
#行列A,Bの積(不可能だとエラー)
def matrix_mul(A,B):
 
    ans = [ [0] * len(B[0]) for i in range(len(A)) ]
 
    for ai in range(len(A)):
 
        for bj in range(len(B[0])):
 
            now = 0
            for same in range(len(A[0])):
                now += A[ai][same] * B[same][bj]
            ans[ai][bj] = now % mod
 
    return ans
 
#行列Aのx乗(当然正方行列じゃないとだめ)
def matrix_pow(A,x):
 
    B = [[A[i][j] for j in range(len(A[0]))] for i in range(len(A))]
    ans = [[0] * len(A[0]) for i in range(len(A))]
    for i in range(len(A)):
        ans[i][i] = 1
 
    while x > 0:
        if x % 2 == 1:
            ans = matrix_mul(ans,B)
        B = matrix_mul(B,B)
 
        x//=2
    return ans

N = int(input())

q = [ [0,0,0,0,0,1] ]
h = 166666668
mod = 10**9+7

a = [
     [0,0,0,0,0,h],
     [1,0,0,0,0,h],
     [0,1,0,0,0,h],
     [0,0,1,0,0,h],
     [0,0,0,1,0,h],
     [0,0,0,0,1,h],
    ]

ans = matrix_mul(q, matrix_pow(a,N) )
print (ans[0][-1])