# Append

#a = [1, 2, 4, 8]
#a.append(16)
#print(a)          #[1, 2, 4, 8, 16]

#b = []
#for i in range(10):
#    x = int(input())
#    b.append(x)
#    print(b)

#c = list(map(int, input().split()))
#print(c)

d = list(range(1,21,2))
print(d)