Data:T(25,2)/PD Presentation

X_23,49,24,48 X_49,25,50,24 X_25,1,26,50 X_1,27,2,26 X_27,3,28,2 X_3,29,4,28 X_29,5,30,4 X_5,31,6,30 X_31,7,32,6 X_7,33,8,32 X_33,9,34,8 X_9,35,10,34 X_35,11,36,10 X_11,37,12,36 X_37,13,38,12 X_13,39,14,38 X_39,15,40,14 X_15,41,16,40 X_41,17,42,16 X_17,43,18,42 X_43,19,44,18 X_19,45,20,44 X_45,21,46,20 X_21,47,22,46 X_47,23,48,22