Look-and-say ruby variant

las.rb

def next_node(current_node)
  array_of_digits = current_node.to_s.split('')
  result = []

  array_of_digits.chunk { |n| n }.each do |digit, ary|
    result << ary.size
    result << digit
  end

  result.join.to_i
end

def print_sequence(depth, start_node)
  node = start_node
  p node
  1.upto(depth) do
    node = next_node(node)
    p node
  end
end

print_sequence(10, 1)