Tails-Tri-2-primol is a number equal to Я**(3) using Primarial Functions. It's also equal to 2↑↑3↑↑5 (=2↑↑(3↑3↑7625597484987)). The term has been coined by Licorneuhh.[1]


Notation Lower bound Upper bound
Arrow notation \(2\uparrow\uparrow 3 \uparrow\uparrow 5\)
BEAF {2,{3,5,2},2}
Hyperfactorial array notation (((14!)!)!)!1 (((15!)!)!)!1
Fast-growing hierarchy \(f_3(f_2^3(39))\) \(f_3(f_2^3(40))\)
Hardy hierarchy \(H_{\omega^3+\omega^{2}3}(39))\) \(H_{\omega^3+\omega^{2}3}(40))\)


  1. Numbers | Licorneuhh's numbers site (retrieved at UTC 18:31 21/02/2021)
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