Guppyquadriplex

Guppyquadriplex is equal to E20#5 = EEEEE20 using Hyper-E notation. The name was coined by Sbiis Saibian. This number belongs to the guppy regiment.
== Approximations in other notations ==
Notation 	Approximation
Up-arrow notation 	\(10 \uparrow 10 \uparrow 10 \uparrow 10 \uparrow 10 \uparrow 20\) (exact)
Chained arrow notation 	\(10 \rightarrow 10^{10^{10^{10^{20}}}}\) (exact)
Hyperfactorial array notation	\(((((21!)!)!)!)!\)
BEAF 	\(\{10,\{10,\{10,\{10,\{10,20\}\}\}\}\}\) (exact)
Fast-growing hierarchy 	\(f_2^5(63)\)
Hardy hierarchy 	\(H_{\omega^25}(60)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^{\omega^{\omega^{\omega^{\omega 2}}}}}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Hyper-E numbers
Category:Tetration level
Category:Animal-based name
Category:Guppy regiment