Final answer:
The concept in question pertains to creating a counter function in programming which returns an initial value n and increments by 1 on each call. This requires understanding of closures or state maintenance between calls within programming languages such as Python.
Step-by-step explanation:
The question you've received is related to a concept in programming, specifically related to the creation of a counter function. A counter function takes an initial integer value n and, when called, returns the current count. Each subsequent call to the function increases the count by 1, thus producing a sequence of values n, n+1, n+2, ... and so on. To achieve this behavior in programming, you generally make use of closures, or objects that remember the state (the current count in this case) between function calls.
To illustrate, in Python, such a counter could be coded as follows:
def create_counter(n):
def counter():
nonlocal n
n += 1
return n
return counter
Initially, calling the function returned by create_counter would return n, and each subsequent call would return the next integer in the series.