Une période unique fait résonner toutes les fractions de n/19 en base 2.  

Le microscope numérique permet alors d'en observer le graphe. 

1/19=0,000011010111100101...

2/19=0,000110101111001010...

3/19=0,001010000110101111...

4/19=0,001101011110010100...

5/19=0,010000110101111001...

6/19=0,010100001101011110...

7/19=0,010111100101000011...

8/19=0,011010111100101000...

9/19=0,011110010100001101...

10/19=0,100001101011110010...

11/19=0,100101000011010111...

12/19=0,101000011010111100...

13/19=0,101011110010100001...

14/19=0,101111001010000110...

15/19=0,110010100001101011...

16/19=0,110101111001010000...

17/19=0,111001010000110101...

18/19=0,111100101000011010...