It will make more sense once you recognize the "Middle Ages' / "Dark Ages" never happened.
the scribes / secretaries falsified histroy and projected it back in time to create the illusion of lengthy history and protect themselves from the recognition of their crimes.
Have no idea if this has to do with other /generally unknown races [?]]
The timeline was created artficially by "Julius Caesar SCALigari"
That's why the numbers might match a certain pattern? It will take a lot of work to un-wind it all..
If you learn Russian you have a better chance of studying it; since the best researchers in this field are Russian. A team. A. Fomenko mathematician and physicist.