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15
Math.TechQA.Club
2026-04-11 16:32:46
102
Views
Generate all odd integers from $i=1$ using $4i+1$, $(2i-1)/3$, and $(4i-1)/3$
Published on
11 Apr 2026 - 16:32
#number-theory
#algorithms
#recreational-mathematics
#integer-sequences
128
Views
Coloring a polyomino tiling so that no two pieces with the same color have a common point
Published on
09 Apr 2026 - 8:34
#recreational-mathematics
#coloring
#tiling
#polyomino
125
Views
Which recreational math problems could qualify for a Fields Medal during the last 10 years?
Published on
11 Nov 2023 - 19:03
#recreational-mathematics
68
Views
Set of solutions to recursively defined infinite sequence
Published on
11 Apr 2026 - 20:43
#sequences-and-series
#contest-math
#recurrence-relations
#recreational-mathematics
#problem-solving
62
Views
Staying alive indefinitely in a game where, at each instance, any entity can only move up, down, left, right, or stay still.
Published on
29 Mar 2026 - 21:37
#combinatorics
#discrete-mathematics
#recurrence-relations
#recreational-mathematics
#combinatorial-game-theory
61
Views
How to evaluate the following trigonometric sum?
Published on
09 Apr 2026 - 9:43
#summation
#recreational-mathematics
#trigonometric-series
40
Views
What is the probability that the cups and the plates, on which they are placed, match colors?
Published on
15 Nov 2023 - 10:35
#probability
#recreational-mathematics
121
Views
What is the probability that the sum is lower than 5?
Published on
16 Nov 2023 - 17:14
#probability
#probability-theory
#recreational-mathematics
323
Views
Can we topple the surreal house of cards?
Published on
29 Mar 2026 - 21:40
#recreational-mathematics
#combinatorial-game-theory
217
Views
Minimum bits required to identify which square was flipped
Published on
12 Apr 2026 - 3:45
#recreational-mathematics
105
Views
Poulet numbers of the form $3p$, where $p$ is a palindrome
Published on
26 Mar 2026 - 4:38
#elementary-number-theory
#recreational-mathematics
#conjectures
#pseudoprimes
29
Views
Approximately what fraction of Thanksgiving seating preferences have a stable seating arrangement?
Published on
10 Apr 2026 - 17:57
#discrete-mathematics
#recreational-mathematics
399
Views
Multiplicative Reversibility = No Primitive Roots
Published on
26 Nov 2023 - 23:48
#elementary-number-theory
#recreational-mathematics
113
Views
Optimal strategy for a TV show game of chance?
Published on
11 Apr 2026 - 16:47
#recreational-mathematics
#game-theory
97
Views
Let $x,y$ be two complex numbers. Then what the set of solutions of $x^y=xy$.
Published on
28 Nov 2023 - 12:26
#complex-numbers
#recreational-mathematics
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