[1,1,1,5,1,7,1,9,10,1,12,13,1,15,16,17,1,19,20,1, 22,23,24,25,26,1,28,1,30,31,32,33,1,35,1,37,38,39, 40,41,1,43,1,45,1,47,48,49,1,51,52,1,54,55,56,57, 1,59,60,1,62,63,64,1,66,67,68,69,1,71,72,73,74,75, 76,77,78,79,80]