Accidentally sent this only to Sebastiano. Sent from my iPad
Begin forwarded message: > From: km <[email protected]> > Date: December 8, 2013 at 3:10:25 PM CST > To: Sebastiano Tronto <[email protected]> > Subject: Re: [Jprogramming] Puzzle > > Thanks to all for their contributions. I admired Dan Bron's closing pretty > solution, and myself use > > p3sp =: ([: */ [: p: 0 1 2 + ])"0 > > which permits arbitrary argument arrays. > > p3sp i. 2 3 > 30 105 385 > 1001 2431 4199 > > Sebastiano Tronto's similar solution arrived almost immediately! > > --Kip Murray > > Sent from my iPad > >> On Dec 7, 2013, at 1:03 PM, Sebastiano Tronto <[email protected]> >> wrote: >> >> Hi, I'm new to the forums. >> I love this kind of puzzles (in fact, that's kind of why I learnt J) :-) >> >> Solution: >> p3sp =: */@:p:@(],>:,2&+)"0 >> >> Didn't use oeis :-) >> >> Inviato con AquaMail per Android >> http://www.aqua-mail.com >> >> >> Il 07 Dicembre 2013 19:36:49 km <[email protected]> ha scritto: >>> Figure out what verb p3sp does and write it. The name is a hint. Extra >>> credit for not using >>> https://oeis.org/ >>> >>> --Kip Murray >>> >>> p3sp i. 7 >>> 30 105 385 1001 2431 4199 7429 >>> >>> Sent from my iPad >>> ---------------------------------------------------------------------- >>> For information about J forums see http://www.jsoftware.com/forums.htm >> >> ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
