Deka-petaxis

Deka-petaxis (formerly deka-petaksys) is equal to E1#1#1#10 in Hyper-E notation. The term was coined by Sbiis Saibian. In arrow notation, this number is equal to \(10\uparrow\uparrow\uparrow\uparrow 10\). 
Aarex Tiaokhiao calls this number deecol.Part 1 (LAN) - Aarex Googology (archived 2017-02-25)
Username5243 calls this number Tetoodcol and Goonoltetex, and it's equal to 10[4]10[1]1 = 10[4]10 in Username5243's Array Notation.Part 1 - My Large Numbers
ARsygo coined great decker for this number.AR Googol - Numbers from BEAF. Retrieved 2022-11-10.
== Approximations in other notations ==
Notation 	Approximation
Up-arrow notation 	\(10 \uparrow\uparrow\uparrow\uparrow 10\) (exact)
Chained arrow notation 	\(10 \rightarrow 10 \rightarrow 4\) (exact)
BEAF 	\(\{10,10,4\}\) (exact)
Hyperfactorial array notation	\(12!3\)
Fast-growing hierarchy 	\(f_5(10)\)
Hardy hierarchy 	\(H_{(\omega^4) 10}(10)\)
Slow-growing hierarchy 	\(g_{\eta_0}(10)\)
== Sources ==
== See also ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Hyper-E numbers
Category:Up-arrow notation level
Category:3 entry linear
Category:Greek-based name
Category:Greagol regiment