Dekacthularxitri

The dekacthularxitri (also called dekacthulto-dekacthulhum) is equal to E100#{9}#3 = E100#{8}#{8}#100 in Extended Cascading-E Notation. The term was coined by Sbiis Saibian.
== Etymology ==
The name "dekacthularxitri" is based on the number dekacthulhum, "arx-" meaning "citadel" in Latin, and "tri" meaning three.
== Approximations in other notations ==
Notation 	Approximation
BEAF 	\(\{X,X,\{X,X,1,7\},7\}\ \&\ 100\) (lower bound)
\(\{X,X,\{X,X,8\},8\}\ \&\ 100\) (upper bound)
Bird's array notation 	\(\{100,100 [1 [1\neg3] 1 [1\neg3] 1 [1\neg3] 1 [1\neg3] 1 [1\neg3] 1 [1\neg3] \\ 1 [1 [1\neg3] 1 [1\neg3] 1 [1\neg3] 1 [1\neg3] 1 [1\neg3] 1 [1\neg3] 2 \neg2] 2] 2\}\)
Fast-growing hierarchy	\(f_{\varphi(6,\varphi(6,0,0),0)}(100)\)
Hardy hierarchy 	\(H_{\varphi(6,\varphi(6,0,0),0)}(100)\)
== Sources ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Extended Cascading-E numbers
Category:Bachmann's collapsing level