Data:10 141/PD Presentation

X₁₄₂₅ X_3,10,4,11 X_14,6,15,5 X_16,8,17,7 X_6,16,7,15 X_17,20,18,1 X_11,18,12,19 X_19,12,20,13 X_8,14,9,13 X_9,2,10,3