Data:L10n65/PD Presentation

X₆₁₇₂ X_3,11,4,10 X_11,16,12,17 X_13,19,14,18 X_17,20,18,9 X_19,13,20,12 X_15,8,16,5 X_7,14,8,15 X₂₅₃₆ X_9,1,10,4