lights

while true do
    redstone.setBundledOutput("back",1)
    sleep(.5)
    redstone.setBundledOutput("back",3)
    sleep(.5)
    redstone.setBundledOutput("back",7)
    sleep(.5)
    redstone.setBundledOutput("back",15)
    sleep(.5)
    redstone.setBundledOutput("back",31)
    sleep(.5)
    redstone.setBundledOutput("back",63)
    sleep(.5)
    redstone.setBundledOutput("back",127)
    sleep(.5)
    redstone.setBundledOutput("back",255)
    sleep(.5)
    redstone.setBundledOutput("back",511)
    sleep(.5)
    redstone.setBundledOutput("back",1023)
    sleep(.5)
    redstone.setBundledOutput("back",1022)
    sleep(.5)
    redstone.setBundledOutput("back",1020)
    sleep(.5)
    redstone.setBundledOutput("back",1016)
    sleep(.5)
    redstone.setBundledOutput("back",1008)
    sleep(.5)
    redstone.setBundledOutput("back",992)
    sleep(.5)
    redstone.setBundledOutput("back",960)
    sleep(.5)
    redstone.setBundledOutput("back",896)
    sleep(.5)
    redstone.setBundledOutput("back",768)
    sleep(.5)
    redstone.setBundledOutput("back",512)
    sleep(.5)
    redstone.setBundledOutput("back",0)
    sleep(.5)
end