The dustaculated-tethracross is equal to E100#^^##>#^^##100 using Extended cascading-E notation.[1] The term was coined by Sbiis Saibian.

Approximations in other notations

Notation Approximation
BEAF X^^^(X^^^X) & 100
Bird's array notation ???
Fast-growing hierarchy \(f_{\zeta_{\zeta_0} }(100)\)
Hardy hierarchy \(H_{\zeta_{\zeta_0} }(100)\)
Slow-growing hierarchy ???


It is likely pronounced as so:

Dustaculated-tethracross (Pronunciation)


  1. Sbiis Saibian, Extended Cascading-E Numbers - Large Numbers
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