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Mathematics

Enlightened

 Enlightened
First to answer and accepted with score of 10 or more. This badge can be awarded multiple times.

earned this badge 13 times.
Does every odd prime power divide a number of the form $\ n^{n-1}+n-1\ $?
Awarded Aug 5 at 19:20
Longest path through a rectangular board
Awarded Jun 23, 2022 at 13:30
Corners are cut off from an equilateral triangle to produce a regular hexagon. Are the sides trisected?
Awarded Jun 24, 2020 at 1:03
Why is $a^2+b^2$ more likely to be prime than $a^2+b$?
Awarded Sep 8, 2019 at 8:20
What would you call a finite collection of unordered objects that are not necessarily distinct?
Awarded Mar 25, 2019 at 14:00
Are all highly composite numbers even?
Awarded Dec 21, 2018 at 16:15
Is the word "empty" in set theory different from the word "empty" in ordinary language?
Awarded Sep 11, 2018 at 11:55
What is $\log(n+1)-\log(n)$?
Awarded Jul 22, 2018 at 19:20
You meet two arbitrary children of a married couple the odds are $50\%$ that they both have blue eyes. How many children does the family have?
Awarded Dec 12, 2017 at 1:27
How many $6$-sided and $8$-sided standard dice exist?
Awarded Nov 27, 2017 at 17:14
Combinatorical proof of the identity $\binom{2n}{2} = 2\binom{n}{2}+n^2$
Awarded Nov 23, 2017 at 17:06
Total number paths between two nodes in a complete graph
Awarded Aug 27, 2017 at 4:39
Why chess $960$ is known so?
Awarded Jun 3, 2017 at 18:53

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