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Godoctadekathol is equal to E100#^^#19 using Cascading-E Notation.[1] The term was coined by Sbiis Saibian. This number belongs to the goddekathol regiment.

Approximations

Notation Approximation
BEAF X↑↑18 & 100
Bird's array notation {100,100[1[1[1....[1,2]....2]2]2]2} (where there are 9 [1,2]'s)
Fast-growing hierarchy \(f_{\varepsilon_0[20]}(100)\)
\(f_{\omega\uparrow\uparrow 19}(100)\)
Hardy hierarchy \(H_{\varepsilon_0[21]}(100)\)
\(H_{\omega\uparrow\uparrow 20}(100)\)

Sources

  1. Saibian, Sbiis. 4.3.5 Cascading-E NumbersOne to Infinity
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