Bernardo Recamán Santos's user avatar
Bernardo Recamán Santos's user avatar
Bernardo Recamán Santos's user avatar
Bernardo Recamán Santos
  • Member for 6 years, 8 months
  • Last seen this week
49 votes
5 answers
5k views

Prime Number Snake

36 votes
6 answers
8k views

Rendering the number 10,958 with the string 1 2 3 4 5 6 7 8 9

33 votes
1 answer
1k views

Integers around a circle with consecutive pairs adding to a square

28 votes
1 answer
2k views

How many silver marbles does Paul have?

25 votes
3 answers
3k views

Interchanging Knights and Rooks

23 votes
1 answer
838 views

A Tour Around a Triangle

23 votes
3 answers
1k views

An ant's walk in the Cartesian Plane

22 votes
4 answers
1k views

Consecutive integers around a circle

20 votes
3 answers
3k views

A rook's tour of the chessboard

20 votes
1 answer
1k views

Four mathematicians and their ages

19 votes
5 answers
1k views

Primes less than 100 in a 4 x 4 board

18 votes
6 answers
2k views

My Sixteen Friendly Students

18 votes
1 answer
586 views

A partition of 1000 into nine parts

18 votes
2 answers
657 views

Another Rook's Tour

18 votes
4 answers
889 views

Knights in a Complete Sudoku Board

18 votes
5 answers
2k views

Slimming down integers to a single digit

17 votes
4 answers
1k views

My Mother's Dish Collection

17 votes
3 answers
2k views

A partition of 100 into nine parts

17 votes
3 answers
544 views

Tiling a square with rectangles

16 votes
2 answers
2k views

A Rook's Territory in the Chessboard

16 votes
3 answers
668 views

Largest and smallest dodecagon with sides $1, 2, 3, \dots,12$

16 votes
5 answers
718 views

Is equality possible?

16 votes
3 answers
1k views

A King's Hamiltonian Tours

16 votes
3 answers
1k views

A Perfect Diamond of Numbers

16 votes
4 answers
2k views

The Game of Barranca

15 votes
2 answers
2k views

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

15 votes
4 answers
3k views

Many many thanks

15 votes
3 answers
762 views

PALINDROME becomes a pandigital number

14 votes
1 answer
813 views

My Social Security Card Number

14 votes
2 answers
2k views

My Three Children

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