[1,2,4,3,5,7,9,6,8,10,11,13,15,17,19,12,14,16,18, 20,22,24,21,23,25,27,29,31,33,35,37,26,28,30,32, 34,36,39,41,43,45,47,49,51,53,38,40,42,44,46,48, 50,52,54,56,55,57,59,61,63,65,67,69,71,73,75,58, 60,62,64,66,68,70]