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

17 Offered bounties for 1,500 reputation

29 votes
4 answers
3k views
+100

Melissa's Numbers

24 votes
2 answers
1k views
+100

Hexominos from pentominos, heptominos from hexominos

15 votes
3 answers
1k views
+100

Primeable numbers

5 votes
2 answers
1k views
+200

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

12 votes
8 answers
3k views
+50

Four ones and four zeros

12 votes
2 answers
1k views
+150

Introducing S-sequences: which is the shortest to contain all integers 1 to 20?

8 votes
2 answers
1k views
+100

Divisibility Graph

11 votes
2 answers
1k views
+50

Winning the Lottery

2 votes
1 answer
769 views
+50

Squares and chords in a circle

10 votes
2 answers
1k views
+100

Sixteen chess pieces on a square board

16 votes
5 answers
1k views
+100

Is equality possible?

17 votes
4 answers
1k views
+150

Knights in a Complete Sudoku Board

10 votes
2 answers
1k views
+50

National Graph Lottery

10 votes
2 answers
1k views
+50

A Magic Flying Saucer

10 votes
4 answers
1k views
+50

The Football Squad

19 votes
5 answers
1k views
+50

Primes less than 100 in a 4 x 4 board

8 votes
2 answers
2k views
+50

A mystery partition of 100