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 + 205619·23#·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