[0,1,3,2,4,6,9,5,7,27,10,12,8,28,30,11,13,15,29, 31,33,18,14,16,36,32,34,54,19,21,17,37,39,35,55, 57,20,22,24,38,40,42,56,58,60,81,23,25,45,41,43, 63,59,61,243,82,84,26,46,48,44,64,66,62,244,246, 83,85,87,47,49]