In this volume of my long-running series on the history of magic, the Encyclopedia Grimoria, I talk about a cult leader who is remembered as a great mathematician, whose real lasting contribution to the world is the nonsensical divination "magic" known as numerology Direct all advertising inquiries to [email protected]. Visit www.airwavemedia.com to find other high-quality podcasts! Find a transcript of this episode with source citations and related imagery at www.historicalblindness.com sometime before the release of the next episode. Pledge support on Patreon to get an ad-free feed with exclusive episodes! Check out my novel, Manuscript Found!  And check out the show merch, which make perfect gifts!  Further support the show by giving a one-time gift at paypal.me/NathanLeviLloyd or finding me on Venmo at @HistoricalBlindness. Some music on this episode was licensed under a Blue Dot Sessions blanket license at the time of this episodes publication. Tracks include "Access Road 442," "Cicle Gerano," "Leatherbound," "Cicle Vascule," "Access Road 214," and "Cicle Deserrat." Other music, including "daemones," "daedalus," and "Remedy for Melancholy," are by Kai Engel, licensed under Creative Commons. Learn more about your ad choices. Visit megaphone.fm/adchoices