import sys
sys.set_int_max_str_digits(0)

def main():
    N = int(input())
    p = 10 ** 9 + 7

    def cmb(n, r, p):
        if (r < 0) or (n < r):
            return 0
        r = min(r, n - r)
        return fact[n] * factinv[r] * factinv[n-r] % p

    # N = 10 ** 6  # N は必要分だけ用意する
    limit = N + 100
    fact = [1, 1]  # fact[n] = (n! mod p)
    factinv = [1, 1]  # factinv[n] = ((n!)^(-1) mod p)
    inv = [0, 1]  # factinv 計算用


    for i in range(2, limit):
        fact.append((fact[-1] * i) % p)
        inv.append((-inv[p % i] * (p // i)) % p)
        factinv.append((factinv[-1] * inv[-1]) % p)

    # 9+N choose N が答え
    ans = cmb(9 + N, N, p)
    print(ans)

if __name__ == "__main__":
    main()