10 Result = 2863311530 10 x = 1, y = 0 20 Result = 0 20 x = 2, y = 1 40 Result = 2 40 x = 3, y = 2 70 Result = 6 70 x = 4, y = 3 100 Result = 12 100 x = 5, y = 4 140 Result = 20 140 x = 6, y = 5 180 Result = 30 180 x = 7, y = 6 220 Result = 42 220 x = 8, y = 7 260 Result = 56 260 x = 9, y = 8 310 Result = 72 310 x = 10, y = 9 360 Result = 90 360 x = 11, y = 10 410 Result = 110 410 x = 12, y = 11 460 Result = 132 460 x = 13, y = 12 510 Result = 156 510 x = 14, y = 13 560 Result = 182 560 x = 15, y = 14 610 Result = 210 610 x = 16, y = 15 660 Result = 240 660 x = 17, y = 16 720 Result = 272 720 x = 18, y = 17 780 Result = 306 780 x = 19, y = 18