Locate the Admin tab on the side panel and click it.
You can now look for the 7th section which should be Sequence and click on it.
After that, you should see an Add Sequence button, click on it
A new module will pop out that reads Add Category.
Name your sequence here.
Gives the ability to place a character before your sequence, i.e. #0001.
This gives the ability to place a character after your sequence, i.e. 0001#.
Choose which number you would like your sequence to begin with.
Choose how many steps you would like for your sequence to do. I.E. 1 will be counting by 1 every sequence you have and 2 will count by 2s for every sequence.
Here you can choose the padding for your sequence. I.E. if you choose 0 then your sequence will have 0001 but if you choose 5 then your sequence will be 5551.
Choose the length of your sequence by putting a number. I.E. if you choose 4 then your sequence will look like this 0001. If you choose 10 then your sequence will look like this 0000000001.
It gives you an example of how your sequence will look with the way you have styled it from the above questions.
Once you are satisfied with how your sequence looks in the example. Click on the Add button.
See more on Admin here.