I've searching the forums but I don't quite see what I'm after - maybe I missed it...

I need to use the Mod function for calculating spacing and I was hoping to just use an equation to maintain an array but I don't see Mod in the function list. I can write a function in VBA - is there a way to use it in the equation editor?

Thanks for any help.

easy to get the remainder after doing your devision, just need an extra equation using INT(). Just set it up something like this: