N = int(input())
a = [0 for i in range(100)]
for i in input().strip().split(" "):
    a[int(i)-1] += 1

mod = 10**9 + 7
total = 0
for i in range(100):
    for j in range(i+1, 100):
        for k in range(j+1, 100):
            total += a[i] * a[j] * a[k]
            total %= mod
print(total)