[seqfan] John Derbyshire puzzle & OEISF

[Marc LeBrun]

John Derbyshire, ³writer ‹ novelist, pop-math author, reviewer, and opinion
journalist² has an amusing sequence-related puzzle including a link to the
OEIS:  http://www.johnderbyshire.com/Opinions/Diaries/Puzzles/2010-01.html
(For future reference I¹ll drop him a note about the new wiki!)

You may also enjoy his ³pop-math² books about the Riemann Hypothesis
http://www.amazon.com/dp/0452285259 and Abstract Algebra
http://www.amazon.com/dp/0452288533