Heads-Tet-2-primol

Heads-Tet-2-primol is a number equal to R**(4) using Primarial Functions. It is equal to 7↑↑5↑↑3↑↑2 (=7↑↑5↑↑27 or 7↑↑R**(3)). The term was coined by Licorneuhh.Numbers | Licorneuhh's numbers site (retrieved at UTC 15:35 14/01/2021)
==Approximations==
Notation 	Lower bound 	Upper bound
Arrow notation 	\(7 \uparrow\uparrow 5 \uparrow\uparrow 27\)	\(7 \uparrow\uparrow 5 \uparrow\uparrow 27\)
Hyper-E notation 	E[7]1#(E[5]1#27) 	E[7]1#(E[5]1#27)
Hyper-E notation (base 10) 	E1#(E3.494#26) 	E1#(E3.495#26)
Hyper-E notation (base 10) 	~E2184.1257220888506#25#2 	~E2184.1257220888506#25#2
BEAF 	{7,{5,27,2},2} 	{7,{5,27,2},2}
Hyperfactorial array notation	(28!1)!1 	(29!1)!1
Fast-growing hierarchy 	\(f_3(f_3(25))\) 	\(f_3(f_3(26))\)
Hardy hierarchy 	\(H_{\omega^3}(H_{\omega^3}(26))\) 	\(H_{\omega^3}(H_{\omega^3}(27))\)
Slow-growing hierarchy 	\(g_{\varepsilon_0}(g_{\varepsilon_0}(26))\)	\(g_{\varepsilon_0}(g_{\varepsilon_0}(27))\)
==References==
Category:Numbers
Category:Powers of 7
Category:Numbers by Licorneuhh
Category:Up-arrow notation level