[2,2,3,2,5,3,2,5,3,7,2,5,3,11,7,2,5,13,3,11,7,2, 17,5,13,3,11,7,2,17,5,13,3,19,11,7,2,17,5,13,3,19, 11,7,23,2,17,5,13,29,3,19,11,7,23,2,17,5,13,29,3, 19,11,7,23,31,2,17,5,37,13,29,3,19,11]