[2,2,3,3,5,3,7,5,7,5,11,5,13,7,9,9,17,7,19,9,13, 11,23,9,21,13,19,13,29,9,31,17,21,17,25,13,37,19, 25,17,41,13,43,21,25,23,47,17,43,21,33,25,53,19, 41,25,37,29,59,17,61,31,37,33,49,21,67,33,45,25, 71,25,73,37,41]