Pentacthulcubor

The pentacthulcubor is equal to E100#^^^###100 in Extended Cascading-E Notation. The term was coined by Sbiis Saibian.
== Etymology ==
The name of this number is based on the number pentacthulhum and the word "cube".
== Approximations in other notations ==
Notation 	Approximation
Bird's array notation 	\(\{100,100[1[1 \neg 3]1 \backslash 1 \backslash 2]2\}\)
Hyperfactorial array notation 	\(100![1(1)1,1,1,2,2]\)
Fast-growing hierarchy (using this system of fundamental sequences)	\(f_{\varphi(1,2,0)}(100)\)
Hardy hierarchy 	\(H_{\varphi(1,2,0)}(100)\)
Slow-growing hierarchy (using this system of fundamental sequences)	\(g_{\psi_0(\Omega_2^{\Omega_2+2})}(100)\)
== Sources ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Extended Cascading-E numbers
Category:Bachmann's collapsing level
Category:Pentacthulcross series