Pentacthultetracross

Pentacthultetracross is equal to E100(((#^^^##)^^^##)^^^##)^^^##100 using Extended Cascading-E notation. The term was coined by Sbiis Saibian.Large Numbers - 4.3.9 - xec_numbers3 (Retrieved 1 May 2022) This number belongs to the pentacthulcross regiment.
== Approximations ==
Notation 	Approximation
Bird's array notation 	\(\{100,100 [1 [1 \backslash 2 \neg 2] 1 \backslash 5] 2\}\)
Fast-growing hierarchy	\(f_{\varphi(1,1,3)}(100)\)
Hardy hierarchy 	\(H_{\varphi(1,1,3)}(100)\)
== References ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Extended Cascading-E numbers
Category:Bachmann's collapsing level