Tethrato-thrice-tethrasecunda

Tethrato-thrice-tethrasecunda is equal to E100#^^((#^^##)^^##)^^##100. This term was coined by YouTuber Douglas Shamlin Jr.D. Shamlin Jr., Ultimate List of Large Numbers - Part 3 of 4 | Almost Done Already! (Reuploaded by Dr2xmillion). Accessed 2022-05-30.
==Approximations==
Notation 	Approximation
Bird's array notation 	\(\{100,100 [1 [1 [1 \backslash 1 \backslash 4] 2 \neg 2] 2] 2\}\)
Fast-growing hierarchy	\(f_{\phi_{\zeta_2}(0)}(100)\)
==Sources==
Category:Numbers
Category:Extended Cascading-E numbers
Category:Binary phi level
Category:Videos