import sys


def input(): return sys.stdin.readline().rstrip()


def main():
    int(input())  # N
    *A, = map(int, input().split())
    cnt = [0]*(max(A)+1)
    for i in A:
        cnt[i] += 1

    ans = 0
    for i in range(len(cnt)):
        for j in range(i):
            for k in range(j):
                ans += cnt[i]*cnt[j]*cnt[k]

    print(ans % (10**9+7))


if __name__ == '__main__':
    main()