[1,1,3,1,5,3,7,1,9,5,11,3,13,7,15,1,17,9,19,5,21, 11,1,3,25,13,27,7,29,15,31,1,33,17,35,9,1,19,39,5, 41,21,43,11,45,1,1,3,49,25,51,13,1,27,55,7,57,29, 59,15,61,31,63,1,65,33,1,17,3,35,71,9,73,1,75,19, 77,39,1,5,81]