Binary-Doohfol

The Binary-Doohfol is equal to 2[2]50 using Username5243's Array Notation.Part 1 - My Large Numbers The term was coined by Wikia user Username5243.
==Approximations==
Notation 	Lower bound 	Upper bound
Arrow notation 	\(2\uparrow \uparrow 50\)	\(2\uparrow \uparrow 50\)
Steinhaus-Moser Notation 	47[4] 	48[4]
Chained arrow notation 	\(2\to 50 \to 2\) 	\(2\to 50 \to 2\)
Hyperfactorial array notation	47!1 	48!1
BEAF & Bird's array notation 	{2,50,2} 	{2,50,2}
Hyper-E notation 	E19727#45 	E19728#45
Fast-growing hierarchy 	\(f_3(46)\) 	\(f_3(47)\)
Hardy hierarchy 	\(H_{\omega^3}(47)\) 	\(H_{\omega^3}(48)\)
Slow-growing hierarchy 	\(g_{\varepsilon_0}(47)\)	\(g_{\varepsilon_0}(48)\)
== Sources ==
Category:Numbers
Category:Tetration level
Category:Numbers by Username5243
Category:Powers of 2
Category:Googol series
Category:Doogol Regiment
Category:Incomplete