1, 3, 6, 8, 11, 16, 31
63, 100, 160, 175, 200, 250, 300, 350, 400, 450, 500, 600, 700, 750, 800, 900, 1000, 1100, 1200, 1300, 1400, 1600, 1800, 2000, 2400, 3000, 3500, 4000, 4500, 5000