[1,2,4,5,6,8,10,11,12,14,15,16,17,18,19,20,22,23, 24,25,26,27,28,29,30,32,33,34,35,36,38,39,40,41, 42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57, 58,59,60,61,62,63,64,65,66,68,69,70,71,72,74,75, 76,77,78,80,81]