Docks Roulette has 49 numbers instead of 37, and it has a house edge of 1÷49 (about 2.04082%). It is designed to include bets for each amount of numbers that is a proper divisor of 48 (1, 2, 3, 4, 6, 8, 12, 16, 24, having payouts of 47, 23, 15, 11, 7, 5, 3, 2, 1 to 1 respectively).