1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 37, 38, 40, 42, 45, 49, 50, 51, 59, 60, 63, 64, 70, 71, 72, 80, 81, 84, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99 and 100 are already taken.
33, 39, 41, 43, 44, 46, 47, 48, 52, 53, 54, 55, 56, 57, 58, 61, 62, 65, 66, 67, 68, 69, 73, 74, 75, 76, 77, 78, 79, 82, 83, 85, 86, 87, and 88 are compound.
