Great Grand Destrubixul

The Great Grand Destrubixul is equal to (...((200![200([200(200)200])200([200(200)200])200])![200([200(200)200])200([200(200)200])200])...)![200([200(200)200])200([200(200)200])200] ( where there are Great Destrubixul parentheses, using Hyperfactorial array notation. The term was coined by Larwence Hollom.