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Bernardo Recamán Santos's user avatar
Bernardo Recamán Santos's user avatar
Bernardo Recamán Santos's user avatar
Bernardo Recamán Santos
  • Member for 8 years, 4 months
  • Last seen this week
10 votes
2 answers
234 views

The Bogotá Marathon

11 votes
2 answers
1k views

Today is a prime!

16 votes
1 answer
919 views

Gaps Between Ecuadorian Numbers

5 votes
1 answer
265 views

A final Colombian Sudoku... for the time being

7 votes
2 answers
813 views

A Difficult Colombian Sudoku?

7 votes
1 answer
178 views

A pandigital alphametic

29 votes
4 answers
3k views

Melissa's Numbers

6 votes
2 answers
237 views

Very Kind Neighbors

24 votes
2 answers
1k views

Hexominos from pentominos, heptominos from hexominos

7 votes
1 answer
317 views

An Irregular Colombian Sudoku

13 votes
4 answers
712 views

Pleasant Cuboids

52 votes
5 answers
5k views

Prime Number Snake

19 votes
1 answer
1k views

An Amazing Configuration

12 votes
0 answers
246 views

The Snake and the Hunter

4 votes
2 answers
203 views

Strings of Kind Numbers

9 votes
3 answers
447 views

The Kyiv Triangle Game

11 votes
3 answers
1k views

Another Colombian Sudoku

11 votes
1 answer
453 views

One more Colombian Sudoku

3 votes
2 answers
213 views

Tatiana thinks of two numbers

10 votes
1 answer
1k views

What is the earliest 2024 can appear in an S-sequence?

6 votes
1 answer
325 views

Sudokus with no 3-term arithmetic progressions within

6 votes
2 answers
347 views

While 2024 arrives

15 votes
2 answers
1k views

Colombian Sudoku

15 votes
1 answer
1k views

Yet another Colombian Sudoku

6 votes
4 answers
2k views

A Prime Ant's Excursion in the Cartesian Plane

15 votes
3 answers
1k views

Primeable numbers

10 votes
1 answer
1k views

Villeta's Soup of Primes

7 votes
1 answer
221 views

Prime Boggle Game

5 votes
2 answers
1k views

Number of 1's needed to write all primes up to P

6 votes
1 answer
257 views

Self-numbers and repunits

1
2 3 4 5
7