[1,3,5,6,7,9,11,12,13,14,15,17,18,19,20,21,22,23, 24,25,26,27,28,29,30,31,33,35,37,38,39,41,43,44, 45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60, 61,62,63,65,66,67,68,69,70,71,72,73,74,75,76,77, 78,79,80,81]