spiral

-- code for turtle to harvest botany pots in a spiral
-- must put stick in 1st slot

local count = 1

function inc(num)
  num = num or 1
  for i=1,num do
    turtle.placeUp()
    turtle.placeDown()
    turtle.forward()
  end
end

inc()
turtle.turnRight()
inc(2)
turtle.turnRight()
inc(2)
turtle.turnRight()
inc(3)
turtle.turnRight()
inc(3)
turtle.turnRight()
inc(4)
turtle.turnRight()
inc(4)
turtle.turnRight()
inc(5)
turtle.turnRight()
inc(5)
turtle.turnRight()
inc(2)
turtle.turnRight()
inc(3)
turtle.turnRight()
turtle.turnRight()