The durea is equal to \(s(10,100,1,1,2) = s(10,10,10,100)\) using strong array notation.[1] The term was coined by Aarex Tiaokhiao.

This number is comparable to troogol and throogol.

Approximations in other notations

Notation Approximation
BEAF \(\{\{10,10\},9,10,100\}\)
Bird's array notation \(\{\{10,10\},9,10,100\}\)
Hyper-E notation \(E10\#10\#\#\#101\)
Hyperfactorial array notation 100![1,1,2]
X-Sequence Hyper-Exponential Notation \(10\{X^{2}\}100\)
Fast-growing hierarchy (using CNF's fundamental sequences) \(f_{\omega^2}(99)\)
Hardy hierarchy \(H_{\omega^{\omega^2}}(99)\)
Slow-growing hierarchy \(g_{\varphi(\omega,\omega,0)}(99)\)


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