When to be sure that we have counted all the squares in such problems
65629
How many squares actually ARE in this picture? Is this a trick question with no right answer?
99606
Prove or disprove there exists a set of four numbers out of the $48$ positive integers of which product is a perfect square
91560
Square Fibonacci numbers
80671
Product of sums of square is a sum of squares.
41789
Fermat's theorem on sums of two squares
149481
Number theory counting sums of squares modulus
153594
When is $1^5 + 2^5 + \ldots + n^5$ a square?
63571
The Mississipi counting problem, this time in circle
8034
Can $n!$ be a perfect square when $n$ is an integer greater than $1$?
5448
Finding the closure of some subsets of the ordered square
20443
Calculate sum of squares of first $n$ odd numbers
129050
Find the number of non-zero squares in the field $Zp$
149267
Complete the square on cross terms?
48787
A number is a perfect square if and only if it has odd number of positive divisors
132921
Counting problem, number of moves
79103
Check if a number is a perfect square
10904
how long does the care take to reach the last pole algebra word problem