Data:L11n186/PD Presentation

X₈₁₉₂ X_12,3,13,4 X_18,10,19,9 X_19,22,20,7 X_13,20,14,21 X_21,14,22,15 X_10,16,11,15 X_16,6,17,5 X₂₇₃₈ X_4,11,5,12 X_6,18,1,17