Lotto Software Estero = Worldwidelotto 1 Introduction 2 About us 3 Open file drawings 4 Drawings 5 Spy numbers 6 Most frequent series 7 Delay of couple 8 Inf. systems 9 Fixed numbers 10 Tables and 11 The or tables 12 Xor tables 13 Not  tables 14 Odds and Evens 15 Addition 16 Following numbers 17 Remainder 17.1  Breaks 18 Positions 19 Distance 20 Symmetries 21 Parallels 22 Reduced normal 23 Max reduction 24 Warranty reduced systems 25 Reduced with maximum warranty 26 Orthogonal systems ready to run 27 Visualize the system working out 28 Print of columns     Download free trial of Lotto Software Estero v2.5 for Windows 95/98/NT/2000/Me/XP/Vista

Orthogonal loaded systems

These systems are ready to be played. Just substitute your favourite numbers with the loaded ones and you'll have an orthogonal system.