Sarantastaculated-tethrateron is equal to E100#^^#####40 using Extended Cascading-E Notation.[1] The term was coined by Sbiis Saibian.

Approximations

Notation Approximation
Fast-growing hierarchy \(f_{\varphi(5,0)}(40)\)
Hardy hierarchy \(H_{\varphi(5,0)}(40)\)

Sources

  1. Saibian, Sbiis. 4.3.7 Extended Cascading-E Numbers Part IOne to Infinity. Retrieved 2017-01-02.
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