Guppy-corporal

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"Icosa-expanxis" redirects here. It is not to be confused with Icosa-exaxis.

Guppy-corporal is equal to \(\{10,20,1,2\}\) in BEAF. The term was coined by ARsygo.

SeveralLegend9998 coined icosa-expanxis for this number.

Approximations

Notation	Approximation
Bird's array notation	\(\{10,20,1,2\}\) (exact)
Chained arrow notation	\(10\rightarrow10\rightarrow20\rightarrow2\)
Copy notation	\(20[20,20,20]\)
DeepLineMadom's Array Notation	\(10[2,2]20\) (exact)
Hyper-E notation	\(\text{E}10\#\#10\#20\)
Graham Array Notation	\([10,10,10,20]\)
Hyperfactorial array notation	\(20![2]\)
Strong array notation	\(\text{s}(10,20,2,2)\)
X-Sequence Hyper-Exponential Notation	\(10\{X+1\}20\) (exact)
Fast-growing hierarchy	\(f_{\omega+1}(20)\)
Hardy hierarchy	\(H_{\omega^{\omega+1}}(20)\)
Slow-growing hierarchy	\(g_{\Gamma_0}(20)\)