Rule 110

rule110.coffee

rule110 = [0, 1, 1, 1, 0, 1, 1, 0]

iterate = (array_of_bools) ->
  result_array    = []
  array_of_bools  = [false, false, array_of_bools..., false, false]

  for index_pointer in [0..(array_of_bools.length - 2)]
    tally = 0
    tally += 1 << i for i in [0..2] when array_of_bools[index_pointer + 2 - i]
    result_array.push rule110[tally]

  result_array.slice(0, -2)


iterations = 50

starter = [1]

dump = (ary) ->
  out = ary.join('')
  ln = iterations + 1 - ary.length
  if ln > 0
    out = " #{out}" for i in [1..ln]
  console.log out

dump starter

for row_number in [1..iterations]
  starter = iterate(starter)
  dump starter