[1,1,3,1,5,3,7,1,9,5,11,3,13,7,5,1,17,9,19,5,21, 11,23,3,25,13,27,7,29,5,31,1,11,17,7,9,37,19,39,5, 41,21,43,11,9,23,47,3,49,25,17,13,53,27,11,7,57, 29,59,5,61,31,63,1,65,11,67,17,23,7,71,9,73]