
A 3x3x3 Menger Sponge -iteration 6- displaying the number 3.14159 [Une éponge de Menger 3x3x3 -itération 6- visualisant le nombre 3.14159].
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|  iteration 1: digit 3 |  iteration 2: digit 1 |  iteration 3: digit 4 |  iteration 4: digit 1 |  iteration 5: digit 5 |  iteration 6: digit 9 | 
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