#include <cstdio>
#include <iostream>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <string>
#include <vector>
#include <list>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <bitset>
#include <numeric>
#include <limits>
#include <climits>
#include <cfloat>
#include <functional>
using namespace std;

const int MOD = 1000000007;

int main()
{
    int n;
    cin >> n;
    vector<long long> v(101, 0);
    for(int i=0; i<n; ++i){
        int a;
        cin >> a;
        ++ v[a];
    }

    long long ret = 0;
    long long x = n;
    for(int i=1; i<=100; ++i){
        x -= v[i];
        long long y = x;
        for(int j=i+1; j<=100; ++j){
            y -= v[j];
            ret += v[i] * v[j] % MOD * y;
            ret %= MOD;
        }
    }
    cout << ret << endl;

    return 0;
}