[1,1,3,1,5,1,3,5,7,3,7,1,5,7,11,1,3,11,13,3,5,11, 13,1,5,7,11,13,17,1,3,7,13,17,19,3,5,17,19,1,5,7, 11,13,17,19,23,3,7,19,23,5,11,17,23,1,7,11,13,17, 19,23,29,1,3,13,19,29,31,3]