[1,2,4,3,6,5,10,9,8,16,15,14,13,26,25,24,23,22,21, 20,40,39,38,37,36,35,34,33,32,31,30,60,59,58,57, 56,55,54,53,52,51,50,49,48,47,46,92,91,90,89,88, 87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72, 71,70,69]