Poker probability frequencies are calculated in a manner similar to that shown for 5-card hands, except additional complications arise due to the extra two cards in the 7-card poker hand. The total number of distinct 7-card hands is formula_3. It is notable that the probability of a no-pair hand is "less" than the probability of a one-pair or two-pair hand. The Ace-high straight flush or royal flush is slightly more frequent (4324) than the lower straight flushes (4140 each) because the remaining two cards can have any value; a King-high straight flush, for example, cannot have the Ace of its suit in
Domination (poker) Domination (poker) Poker hand A is said to dominate poker hand B if poker hand B has three or fewer outs (cards to catch) that would improve it enough to win. Informally, domination is sometimes used to refer to any situation where one hand is highly likely to beat another. The term drawing dead is used to denote a domination situation with zero outs. In hold'em poker variations, domination usually refers to one of five situations involving the hole cards: This is considered domination—despite the having six outs—because if they both hit the flush the will win. The following table