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News Archive: January 2007

Week 20-26, Jan., 2007
Puzzle 149: Joe Crump
Puzzle 387: Farideh Firoozbakht
Posted on Saturday, January 27, 2007

J. Wroblewski found 24 primes in AP
January 18 2007 Jaroslaw Wroblewski found the first known AP24: 468395662504823 + 20561923#n, n=0..23.

See: http://hjem.get2net.dk/jka/math/aprecords.htm

Does his work/approach can be relevant to the solution of the Puzzle 269?. I asked him this precise question.

Perhaps you'll find interesting to read his educated answer, copied in the Puzzle 269's page.
Posted on Saturday, January 20, 2007

Week, 6-12 Jan., 2007
Puzzle 385: Farideh Firoozbakht
Posted on Saturday, January 13, 2007

From Dec 23, '06 to Jan 5, '07
Puzzle 379: F. Firoozbakht
Puzzle 380: B. Boncompagni
Puzzle 381: F. Firoozbakht & J. Wroblewski
Puzzle 383: J. Wroblewski, B. Boncompagni & Anton Vrba
Puzzle 384: Anton Vrba, J. Tramu, A. Verroken, B. Boncompagni
Problem 20: Bilgin Ali and Bruno Mishutka
Problem 33: Phil Carmody
Posted on Saturday, January 6, 2007

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