sorry not possible for 5 nodes. As I have mentioned you need at least the a server for 5 bucks / month, for 5 nodes
 1 CPU 1024MB Memory 25GB HDD

vultr 5 nodes setup guide from mxnsch here:
https://drive.google.com/open?id=0B_Egj11irGZyWGhyMHJGYm1qTDQ (this is for the old darknet version)

changes for pivx version, link for new pivx script please read my post here:
https://bitcointalk.org/index.php?topic=1262920.msg17650990#msg17650990

if you need more help please go to slack or off forum i'm sure jakiman or borris123 will help you out