https://pay.reddit.com/r/ethereum/comments/4rtpmm/on_coinlock_voting_futarchy_and_optimal/ comment

multivote.py

#!/usr/bin/python

import math

# round precision
rp = 3

# vote weight - square
def vws (stake, duration):
    return round(stake * duration * duration, rp)

# vote weight - root
def vwr (stake, duration):
    return round(stake * math.sqrt(duration), rp)

stakes = [1, 10, 100, 1000]
durations = list(range(1,8))

print("Square:")
for d in durations:
    print([vws(s,d) for s in stakes])

print()

print("Root:")
for d in durations:
    print([vwr(s,d) for s in stakes])