The special and popular six line bet on roulette is explained here as well as what the payout is and the winning odds of this bet. Roulette table layout. Inside bets: (also called layout bets). A - 1 number, Straight up B - 2 numbers, Split C - 3 numbers, 3 Line D - 4 numbers, 4. Our roulette betting guide explains the different bets available at a roulette table, including inside and outside bets such as split, street and line. The American style roulette table with a wheel at one end is now used in most casinos. List of casinos Casino Online casino Cardroom Racino Riverboat casino. It includes 8 numbers: In ranges from 11 to 18 and 29 to 36, odd numbers are black and even are red. That's the best advice we can give you.