Question

For what sequences of consecutive perfect squares would the sum be a perfect square?

score 165 · Answer 1 · 2016-11-18 01:50:14

165

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For what sequences of consecutive perfect squares would the sum be a perfect square?

Published on 18 Nov 2016 - 1:50

score 751 · Answer 2 · 2016-11-21 19:42:56

751

Views

Find all $x,y,z$ such that $x^2 + y^2 + z^2 = 3^{10}$

Published on 21 Nov 2016 - 19:42

score 1k · Answer 3 · 2016-11-22 15:06:14

1k

Views

If m and n are sums of two squares and $n\mid m$ then so is $m/n$

Published on 22 Nov 2016 - 15:06

score 66 · Answer 4 · 2016-11-23 16:15:55

66

Views

How to prove that there is No solution

Published on 23 Nov 2016 - 16:15

score 64 · Answer 5 · 2016-11-24 03:30:07

64

Views

Is there a simple way to get the numbers of squares that can fit into an integer N in descending order starting with sqrt(N)?

Published on 24 Nov 2016 - 3:30

score 1.2k · Answer 6 · 2016-11-24 22:14:45

1.2k

Views

Upper bound on sum of square of integers

Published on 24 Nov 2016 - 22:14

score 3.2k · Answer 7 · 2026-03-25 16:03:16

3.2k

Views

Proof that sum of squares of error for simple linear regression follows chi-square distribution

Published on 25 Mar 2026 - 16:03

score 152 · Answer 8 · 2026-03-26 07:35:35

152

Views

Find all decompositions of 2K² as sum of squares: possible reduction of the problem

Published on 26 Mar 2026 - 7:35

score 47 · Answer 9 · 2016-12-17 13:11:41

47

Views

Squares difference simplifications

Published on 17 Dec 2016 - 13:11

score 27k · Answer 10 · 2016-12-22 04:57:26

27k

Views

Natural number which can be expressed as sum of two perfect squares in two different ways?

Published on 22 Dec 2016 - 4:57

score 7.4k · Answer 11 · 2016-12-22 06:09:39

7.4k

Views

Determining the number of ways a number can be written as sum of three squares

Published on 22 Dec 2016 - 6:09

score 1.5k · Answer 12 · 2016-12-24 16:29:44

1.5k

Views

On the number of ways of writing an integer as a sum of 3 squares using triangular numbers.

Published on 24 Dec 2016 - 16:29

score 312 · Answer 13 · 2026-03-25 17:44:55

312

Views

Alternating binomial sum over even coefficients.

Published on 25 Mar 2026 - 17:44

score 138 · Answer 14 · 2016-12-26 15:02:05

138

Views

Density and SOS polynomials

Published on 26 Dec 2016 - 15:02

score 78 · Answer 15 · 2016-12-29 15:28:37

78

Views

Integer as plus/minus combination of three squares

Published on 29 Dec 2016 - 15:28

List Question

For what sequences of consecutive perfect squares would the sum be a perfect square?

Find all $x,y,z$ such that $x^2 + y^2 + z^2 = 3^{10}$

If m and n are sums of two squares and $n\mid m$ then so is $m/n$

How to prove that there is No solution

Is there a simple way to get the numbers of squares that can fit into an integer N in descending order starting with sqrt(N)?

Upper bound on sum of square of integers

Proof that sum of squares of error for simple linear regression follows chi-square distribution

Find all decompositions of 2K² as sum of squares: possible reduction of the problem

Squares difference simplifications

Natural number which can be expressed as sum of two perfect squares in two different ways?

Determining the number of ways a number can be written as sum of three squares

On the number of ways of writing an integer as a sum of 3 squares using triangular numbers.

Alternating binomial sum over even coefficients.

Density and SOS polynomials

Integer as plus/minus combination of three squares

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