Description - This source is meant simply to be a helper for certain functionality. The user specifies a minimum and maximum value and the number of elements to output between those values inclusive. The output of this source is a series of elements with one value in them and that value goes linearly from the minimum to the maximum.
Elements - All elements from this source have a single value in them, v.
Memory - This probably doesn't matter for most applications, but this does not do anytype of special buffering so you don't want to create sequences with hundreds of millions of values.