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A
new puzzle every Saturday. Solutions one week
later.
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>>>>Basic Stats<<<<
Dec-6-2025
1437
weeks, 1468 pages &
10059 days
27 years 6 Months 13 days
Since May 23 1998 |
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Latest
ten
news |
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No. |
Date |
Puzzle about |
Solvers |
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10 |
Dec-5-25 |
Puzzle 1248 |
Adam Stinchcombe, Emmanuel Vantieghem, Michael Branicky, Gennady
Gusev, Oscar Volpatti, Simon Cavegn
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9 |
Nov-21-25 |
Puzzle 21
Problem 68
Puzzl2 1246 |
Simon Cavegn, found that the current record-Mersenne Prime
integer, is a Happy integer too.
Arkadiusz Wesolowski
found a smaller Brier number, in the category of "primes used in
both sets (A and B) is 3."
Paul Cleary |
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8 |
Nov-14-25 |
Puzzle 1245
Puzzle 1210
Puzzle 36 |
Ivan Ianakiev, Emmanuel Vantieghem
Claudio Meller
Carlos Rivera |
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7 |
Nov-7-25 |
Puzzle 1244 |
Paul Cleary |
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6 |
Oct-31-25 |
Puzzle 1243
Puzzzle 324 |
Emmanuel Vantieghem, Gennady Gusev, Simon Cavegn, Jeff Heleen,
Fred Schneider
G. L. Honaker, Jr. |
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5 |
Oct-24-25 |
Puzzle 324
Problems 30
and
Problem 87
Puzzle 1239
Puzzle 1242
|
Ash Manning (a new record for Q3, and the code he used to work
his records for this puzzle)
Wilfred Keller, to both
Problems.
Simon Cavegn
J. M. Rebert, Michael Branicky, Giorgos kalogeropoulos, Gennady
Gusev, Shyam Sunder Gupta, Mike Keith, Simon Cavegn, Adam
Stinchcombe, Emmanuel Vantieghem
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4 |
Oct-17-28 |
Puzzle 1241
Puzzle 324 |
Ivan Ianakev, Emmanuel Vantieghem, Michael Branicky, Adam
Stinchcombe, Gennady Gusev, Adam Stinchcombe
Ash Manning
(a new record for Q2)
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3 |
Oct-10-25 |
Puzzle 163
Puzzle 1237
Puzzle 1240 |
Jaroslaw Wroblewski
Simon Cavegn (Found a
new Champion)
Michael Branicky, Giorgos Kalogeropoulos,
Jeff Heleen, Gennady Gusev, Emmanuel Vantieghem, |
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2 |
Oct-3-2025 |
Puzzle 1239
Problem 80
Puzzle 1237
|
Michael Branicky, Oscar Volpatti, Simon Cavegn
Oscar
Volpatti
Simon Cavegn (Found a new Champion!) |
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1 |
Set-19-25 |
Puzzle 1237
Puzzle 864 |
Michael Branicly, Giorgos Kalogeropopulos, JM Rebert, Alessandro
Casini,Gennady Gusev, Simon Cavegn, Emmanuel Vantieghem
Takashi ito
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