Related Clues:

• Number to tango
• Phone's ABC
• Not everything
• Only even prime number
• Pencil number
• One and the same?
• __ of the time (now and then)
• What 35-Down may be for?
• ''___ can play that game''
• Not that many
• ''Terrible'' age
• A brace of
• A solid-colored billiard ball
• Three or four, e.g.
• Sequel word