[1,1,3,1,5,3,7,1,3,5,11,3,13,7,15,1,17,3,19,5,7, 11,23,3,25,13,27,7,29,15,31,1,3,17,7,3,37,19,39,5, 41,7,43,11,15,23,47,3,7,25,51,13,53,27,55,7,57,29, 59,15,61,31,63,1,5,3,67,17,69,7,71,3,73,37,15,19, 77,39,79,5,81]