[1,3,2,5,5,3,7,7,7,4,9,9,9,9,5,11,11,11,11,11,6, 13,13,13,13,13,13,7,15,15,15,15,15,15,15,8,17,17, 17,17,17,17,17,17,9,19,19,19,19,19,19,19,19,19,10, 21,21,21,21,21,21,21,21,21,21,11,23,23,23,23,23, 23,23,23,23,23,23,12]