n = int(input())
ls = []
val = 2

if n%2 == 0:
    for i in range(n//2):
        ls.append(val)
        val += 2 
else:
    if n <= 5:
        print(-1)
        exit()
    else:
        ls.append(3)
        ls.append(6)
        for i in range((n-2)//2):
            if val == 6:
                val += 2
            ls.append(val)
            val += 2

for i in range(len(ls)):
    if (i == len(ls)-1):
        print(ls[i])
    else:
        print(ls[i],end=' ')