Data:L11n153/PD Presentation

X₈₁₉₂ X_2,9,3,10 X_10,3,11,4 X_7,14,8,15 X_13,20,14,21 X_19,1,20,6 X_18,11,19,12 X_5,12,6,13 X_15,22,16,7 X_4,18,5,17 X_21,16,22,17