1 2 3 4 5 6 7 8 9 10 11
GCD 240 46 GCD 12 18 GCD 17 31 GCD 1071 462 GCD 100 75 INV 3 11 INV 7 26 INV 5 12 INV 6 9 INV 1 5 INV 17 3120