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, 2 months
  • Last seen this week
10 votes
3 answers
1k views

A unique partition of 200 into 6 parts

8 votes
2 answers
1k views

Divisibility Graph

5 votes
2 answers
879 views

The Game of MIM

9 votes
2 answers
861 views

A Christmas Tennis Tournament

11 votes
2 answers
1k views

Winning the Lottery

10 votes
2 answers
1k views

Splitting the Integers

3 votes
2 answers
323 views

Consecutive integers which have digital sums that are not relatively prime

9 votes
4 answers
2k views

This Unusual Year

2 votes
2 answers
217 views

Powerful Octagon

3 votes
2 answers
660 views

Fix this puzzle, please!

5 votes
1 answer
717 views

My High School's Reunion

7 votes
2 answers
937 views

Integers containing all ten digits

7 votes
2 answers
996 views

Another Rook's Tour of the Chessboard

13 votes
1 answer
1k views

Gaby's Puzzle (Primes Around a Circle)

11 votes
2 answers
1k views

Splitting the Primes

5 votes
2 answers
1k views

A King's Short Walk

16 votes
3 answers
1k views

A Perfect Diamond of Numbers

2 votes
1 answer
769 views

Squares and chords in a circle

2 votes
1 answer
542 views

Trees from integers [closed]

2 votes
5 answers
996 views

Largest pair of consecutive numbers, not greater than a million, that can be expressed with four fours [closed]

2 votes
2 answers
547 views

Two sequences in one

-1 votes
1 answer
179 views

Another Sequence of Sequences [duplicate]

10 votes
1 answer
996 views

Connect the dots to form a polygon

11 votes
1 answer
1k views

My grandfather's coins

10 votes
1 answer
199 views

Interchanging knights and rooks... again!

10 votes
2 answers
1k views

Two football teams

12 votes
1 answer
547 views

Three white queens, two white knights, and one rook on a chess board

4 votes
2 answers
348 views

Primes and squares in a grid

10 votes
2 answers
1k views

Sixteen chess pieces on a square board

15 votes
2 answers
3k views

Three queens and two rooks covering the chess board... again!

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