[0,2,4,6,6,8,8,10,10,12,12,14,14,16,16,18,18,20, 20,22,22,24,24,26,26,28,28,30,30,32,32,34,34,36, 36,38,38,40,40,42,42,44,44,46,46,48,48,50,50,52, 52,54,54,56,56,58,58,60,60,62,62,64,64,66,66,68]