I think that you’d have to say the the seven spot is in almost any regard a superior ticket to the typical six spot, at least as they are played today. The seven spot is slightly safer, because the median winning amount is slightly higher. The potential highest winnings with a given bankroll are almost tripled by playing the seven spot. Finally, a significantly higher number of all seven spot players end up money ahead by playing sevens as opposed to six spot players.
Why aren’t odd number tickets popular? Perhaps it’s because it’s a little harder to make a way ticket out of them. For instance, most experienced Keno players can show you how to make way sixes by using groups of three, but even some experienced players have trouble constructing way sevens. The simplest way to construct way sevens is by using groups of three and groups of four. Use this simple chart below to construct your way sevens: