here is just a simple progression
1(11), 2(6), 3(4), 4(3), 5,5,6,6,7,7,8,9,10,11,12,13,14,15,16,18,20,21,23,25,28,30,33,36,39,43
number in () is the amount of times before moving to next number
I would advise you to wait at least 20 misses before betting otherwise you will bust. If your playing slot machine roulette kiss your money goodbye