Data:L11n32/PD Presentation

X₆₁₇₂ X_20,7,21,8 X_4,21,1,22 X_9,14,10,15 X₃₈₄₉ X_5,13,6,12 X_13,5,14,22 X_15,18,16,19 X_11,17,12,16 X_17,11,18,10 X_19,2,20,3