Some of these numbers include:
17: This number is considered to be the most popular number in roulette, as it is believed to have brought luck to many players in the past. ...
7: Seven is often considered a lucky number in many cultures, and is therefore a popular choice for roulette players.
The 666 system is an aggressive online roulette betting strategy but fairly low risk. It is similar to the cover-the-field system where you bet on as many numbers as you can. By betting on so many numbers at once, the theory goes, the chances of making a small profit is greater.