Question

Is $k^{2018}+2018$ prime for some positive integer $k$ ? If yes, which $k$ is the smallest?

score 361 · Answer 1 · 2026-03-25 07:48:19

361

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Is $k^{2018}+2018$ prime for some positive integer $k$ ? If yes, which $k$ is the smallest?

Published on 25 Mar 2026 - 7:48

score 372 · Answer 2 · 2026-03-25 17:28:15

372

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Probability question: setting up a recurrence equation

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283

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40

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266

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1.4k

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score 529 · Answer 7 · 2026-04-09 18:42:40

529

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Published on 09 Apr 2026 - 18:42

score 7.5k · Answer 8 · 2026-03-25 01:17:04

7.5k

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545

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score 55 · Answer 10 · 2026-03-26 17:50:22

55

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86

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score 14.4k · Answer 12 · 2026-04-01 10:27:48

14.4k

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score 237 · Answer 13 · 2026-04-09 02:42:03

237

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score 738 · Answer 14 · 2026-04-08 20:05:39

738

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score 1.2k · Answer 15 · 2026-04-02 04:09:39

1.2k

Views

Color $27$ unit cube so that by rearranging, they could form a blue $3\times3$ cube, a green one, and a red one?

Published on 02 Apr 2026 - 4:09

List Question

Is $k^{2018}+2018$ prime for some positive integer $k$ ? If yes, which $k$ is the smallest?

Probability question: setting up a recurrence equation

Brute force circle problem

Summing numbers on a T on a 9 column grid of numbers

Sudoku Conjecture about rows and columns

Hint for problem on $4 \times 7$-chessboard problem related to pigeonhole principle

Finding partition with equal sum

Dividing a rectangle into 4 parts in the ratio 1:2:3:4, with only 2 lines

What is the logic in this number sequence?

What it the best constant in the riddle of the man and the tiger?

Problem Solving - Is it Possible to Place 10 Numbers in a certain way?

Riddles that can be solved by meta-assumptions

Interesting Riddle about a Game with Playing Cards

Finding an equation for a math puzzle

Color $27$ unit cube so that by rearranging, they could form a blue $3\times3$ cube, a green one, and a red one?

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