-- This module implements {{in5}}.  local p = {}  function p.in5(frame)     local indent = frame.args[1]     -- Trim whitespace and convert to number. Default to 5 if not present,     -- as per the template title.     indent = tonumber( mw.text.trim(indent) ) or 5     -- Round down to nearest integer. Decimal values produce funky results     -- from the original template, but there's no need for us to replicate that.     indent = math.floor( indent )     -- Don't output anything for zero or less. Again, there was some funky output     -- here for negatives, but now we're in Lua we should use sane defaults.     if indent <= 0 then         return     end          local base = '&nbsp; '     local modulo = '&nbsp;'   --[[     Indent values and the corresponding values for base and modulo:      indent  base    modulo     1       0       1     2       0       2     3       1       1     4       1       2     5       2       1     6       2       2     7       3       1     8       3       2     9       4       1     10      4       2 ]]          local baseNum = math.floor( (indent - 1) / 2 )     local modNum = math.fmod( indent - 1 , 2 ) + 1          return mw.ustring.rep( base, baseNum) .. mw.ustring.rep( modulo, modNum ) end  return p