Question

Avoidance of patterns $\underbrace{0... 0 ...0}_{k^{*}\text{ times}}1$ of last digits in squares

score 56 · Answer 1 · 2026-04-15 03:58:51

56

Views

Avoidance of patterns $\underbrace{0... 0 ...0}_{k^{*}\text{ times}}1$ of last digits in squares

Published on 15 Apr 2026 - 3:58

score 202 · Answer 2 · 2026-04-15 21:12:26

202

Views

Find values for which the given expression is a perfect square

Published on 15 Apr 2026 - 21:12

score 165 · Answer 3 · 2026-05-10 13:49:32

165

Views

Prove that an odd square cannot be a pseudoprime with both base 2 and base 3

Published on 10 May 2026 - 13:49

score 99 · Answer 4 · 2026-05-10 19:38:59

99

Views

History of square root of a matrix

Published on 10 May 2026 - 19:38

score 344 · Answer 5 · 2026-04-15 04:00:43

344

Views

Find all the positive integers k for which $7 \times 2^k+1$ is a perfect square

Published on 15 Apr 2026 - 4:00

score 216 · Answer 6 · 2026-04-16 06:52:05

216

Views

Only $1$ and $4900$ are squares as $1+4+9+\ldots+ n^2$

Published on 16 Apr 2026 - 6:52

score 55 · Answer 7 · 2026-04-14 04:23:23

55

Views

Square root of two positive integers less than or equal to the sum of both integers direct proof

Published on 14 Apr 2026 - 4:23

score 90 · Answer 8 · 2026-04-30 10:53:04

90

Views

Perfect squares with algebra

Published on 30 Apr 2026 - 10:53

score 1.2k · Answer 9 · 2026-04-16 02:30:35

1.2k

Views

Find all pairs of positive integers $(a,b)$ such that $2^a+5^b$ is a perfect square.

Published on 16 Apr 2026 - 2:30

score 804 · Answer 10 · 2026-05-10 20:05:30

804

Views

Perfectly Repeating Square Grid on a Hexagonal Tile Base

Published on 10 May 2026 - 20:05

score 166 · Answer 11 · 2026-04-30 10:52:49

166

Views

Perfect square or cube

Published on 30 Apr 2026 - 10:52

score 92 · Answer 12 · 2026-04-13 18:01:59

92

Views

Does a factorial always differ by a square from a square?

Published on 13 Apr 2026 - 18:01

score 312 · Answer 13 · 2026-04-16 10:52:30

312

Views

Three-Digit Square Containing Numbers $1-9$

Published on 16 Apr 2026 - 10:52

score 504 · Answer 14 · 2026-04-14 10:50:59

504

Views

Three Digit Square w/ Numbers 1-9

Published on 14 Apr 2026 - 10:50

score 33 · Answer 15 · 2026-04-15 06:52:47

33

Views

Quick algorithm to find the first $n$ integers that can be expressed as a summation and as a perfect square... how does it work?

Published on 15 Apr 2026 - 6:52

List Question

Avoidance of patterns $\underbrace{0... 0 ...0}_{k^{*}\text{ times}}1$ of last digits in squares

Find values for which the given expression is a perfect square

Prove that an odd square cannot be a pseudoprime with both base 2 and base 3

History of square root of a matrix

Find all the positive integers k for which $7 \times 2^k+1$ is a perfect square

Only $1$ and $4900$ are squares as $1+4+9+\ldots+ n^2$

Square root of two positive integers less than or equal to the sum of both integers direct proof

Perfect squares with algebra

Find all pairs of positive integers $(a,b)$ such that $2^a+5^b$ is a perfect square.

Perfectly Repeating Square Grid on a Hexagonal Tile Base

Perfect square or cube

Does a factorial always differ by a square from a square?

Three-Digit Square Containing Numbers $1-9$

Three Digit Square w/ Numbers 1-9

Quick algorithm to find the first $n$ integers that can be expressed as a summation and as a perfect square... how does it work?

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