Change points for popped bubbles

main.lua

@@ -492,7 +492,7 @@ function love.update(dt)
             alpha = 1.0
           }
           game.bubble_slots[index].bubble_type = 0
-          local points = i * 5
+          local points = (i + 1) ^ 2
           game.score = game.score + points
           game.points_display[#game.points_display+1] = {
             points = points,