MathDB
Problems
Contests
National and Regional Contests
India Contests
ISI Entrance Examination
2014 ISI Entrance Examination
5
5
Part of
2014 ISI Entrance Examination
Problems
(1)
Bad NT
Source: ISI Entrance 2014, P5
5/11/2014
Prove that sum of
12
12
12
consecutive integers cannot be a square. Give an example of
11
11
11
consecutive integers whose sum is a perfect square.
number theory proposed
number theory