[0,2,1,5,4,3,9,8,7,6,14,13,12,11,10,20,19,18,17, 16,15,27,26,25,24,23,22,21,35,34,33,32,31,30,29, 28,44,43,42,41,40,39,38,37,36,54,53,52,51,50,49, 48,47,46,45,65,64,63,62,61,60,59,58,57,56,55,77, 76,75,74,73,72,71,70,69,68,67,66]