Hi Richard, in December this was one of the Advent of Code puzzles, please check out these references:
http://code.jsoftware.com/wiki/Essays/Advent_Of_Code <http://code.jsoftware.com/wiki/Essays/Advent_Of_Code> http://code.jsoftware.com/wiki/Essays/Advent_Of_Code#Problem_10_.28Look_And_Say.29 <http://code.jsoftware.com/wiki/Essays/Advent_Of_Code#Problem_10_.28Look_And_Say.29> ,@((# , {.);.1~ (~: |.!.0)) "."0 '112221' 2 1 3 2 1 1 …/Regards Rob > On 26 Apr 2016, at 5:59 PM, Richard Donovan <[email protected]> wrote: > > Hi > Does anyone know a neat J expression to calculate this series? > Thanks in advance > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
