The Attribute Manager in C4D seems pretty straight forward. There are some things that can be done there that you might not be aware of.
The slots in the coordinates manager are a good example. they contain far more options then meets the eye
Typically, any application that is worth its weight in salt, will allow you to use a numeric input field for simple calculations and expressions. C4D is no different in this regard.
Here, CyBear shows some of the lesser known, almost hidden features behind the Attribute Manager in Cinema 4D.
For instance, did you know that you can use the Attribute Manager and the numeric fields to duplicate and distribute objects all at the same time. Pretty cool.