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Results tagged with number-theory
Search options questions only
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user 87040
A mathematical puzzle whose solution is heavily based on the arithmetic properties of the integers. Use with [mathematics]
12
votes
1
answer
1k
views
Relatively prime numbers
Can you fill in the circles with numbers such that:
Each pair of circles connected by one line contains relatively prime numbers
Each pair of circles connected by two lines do not contain relatively …
- 589
9
votes
2
answers
1k
views
magic square operations
Fill in the grid with the numbers $1$ to $6$ so that each number appears exactly once in
each row and column. A horizontal gray line marks any cell when it is the middle cell of
the three consecutive …
- 589
12
votes
2
answers
548
views
sums and differences in consecutive grid [closed]
Fill in each square of the grid with a number from $1$ to $16$,
using each number exactly once. Numbers at the left or top give
the largest sum of two numbers in that row or column. Numbers
at the rig …
- 589