The following is a (7,5,4,3)-lotto design with the smallest possible number of blocks: {1,2,3,4,7}       {1,2,5,6,7}       {3,4,5,6,7}.
Το παρακάτω είναι μια (7,5,4,3)-lotto σχέδιο με ο μικρότερος δυνατός αριθμός των μπλοκ: {1,2,3,4,7} {1,2,5,6,7} {3,4,5,6,7}.