These lists enumerate (the first few) rational numbers (of a certain form).
Enter how many you want to see in the box, and click on "See rats".

To find the position of a rational number in the list, enter it in the box and click on "Position".


List number:
0 for rational numbers
1 for rational numbers a/b in (0,1) arranged by a+b
2 for rational numbers a/b in (0,1) arranged by b
3 for dyadic rational numbers in (0,1)