MathDB

020

Part of 1935 Moscow Mathematical Olympiad

Problems(1)

MMO 020 Moscow MO 1935 n as a sum of 3 pos. integers

Source:

7/17/2019
How many ways are there of representing a positive integer nn as the sum of three positive integers? Representations which differ only in the order of the summands are considered to be distinct.
combinatoricsSum