Pentacthulto-tethrarxitet

Pentacthulto-tethrarxitet is equal to E100#^^^#^^#^^#^^#100 = E100#^^^#^^^#4 using Extended Cascading-E notation. The term was coined by Sbiis Saibian.Large Numbers - 4.3.10 - xec_numbers4 (Retrieved 2 June 2023)
== Approximations ==
Notation 	Approximation
Bird's array notation 	\(\{100,100 [1 [1 \backslash 2 \neg 2] 1 [1 [1 [1 [1 [1 [1 \backslash 2] 2 \neg 2] 2] 2 \neg 2] 2] 2 \neg 2] 2] 2\}\)
Fast-growing hierarchy	\(f_{\varphi(1,\varphi(\varphi(\varepsilon_0,0),0),0)}(100)\)
Hardy hierarchy 	\(H_{\varphi(1,\varphi(\varphi(\varepsilon_0,0),0),0)}(100)\)
== References ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Extended Cascading-E numbers
Category:Bachmann's collapsing level