Dupertri

The dupertri is equal to {3,3,2 (1) 2} = {3,tritri (1) 2} = \(\{\underbrace{3,3,3,...,3,3,3}_{\text{tritri } 3's}\}\) in BEAF. It is tritri-sized linear array of 3's and can be written as tritri & 3, using the array of operator. The term was coined by Jonathan Bowers.
=== Approximations and exact values in other notations ===
Notation 	Approximation
Bird's array notation 	\(\{3,3,2 [2] 2\}\) (exactly equal)
Cascading-E notation 	\(3\#\text{^}\#3\#3\)
Hyperfactorial array notation 	\(3![2,1,1,2]\)
X-Sequence Hyper-Exponential Notation	\(3\{X^X+1\}3\)
Fast-growing hierarchy 	\(f_{\omega^{\omega}+1}(2)\)
Hardy hierarchy 	\(H_{\omega^{\omega^{\omega}+1}}(2)\)
Slow-growing hierarchy 	\(g_{\vartheta(\Omega^{\vartheta(\Omega^{\omega})})}(2)\)
=== Sources ===
===See also===
Category:Numbers
Category:Numbers by Jonathan Bowers
Category:2 row
Category:5+ linear
Category:BEAF
Category:Greek-based name
Category:Powers of 3
Category:Exponentiated linear omega level