from collections import Counter
from itertools import combinations

N = int(input())
take = Counter([i for i in input().split()])
devider = 10**9 + 7

# 近道
s_1 = sum([v for v in take.values()])
s_2 = sum([v**2 for v in take.values()])
s_3 = sum([v**3 for v in take.values()])
res = (s_1**3 - 3*s_1*s_2 + 2*s_3) // 6
res %= devider

print(res)