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| Qigfol
|
| 100000.....00000
|
|
24
|
| 100000.....00000
|
|
|
| …
|
| 100000.....00000
|
| 100000.....00000
|
| 10000000000
|
|
| Qigfol in zeroes
|
|
The qigfol is equal to s(10,25,2) using strong array notation, or \(10 \uparrow\uparrow 25\).[1] The term was coined by Aarex Tiaokhiao.
Approximations in other notations[]
| Notation
|
Approximation
|
| Up-arrow notation
|
\(10 \uparrow\uparrow 25\) (exact)
|
| Chained arrow notation
|
\(10 \rightarrow 25 \rightarrow 2 \) (exact)
|
| Hyper-E notation
|
\(\textrm E1\#25\) (exact)
|
| Hyperfactorial array notation
|
\(27!1\)
|
| BEAF
|
\(\{10,25,2\}\) (exact)
|
| Fast-growing hierarchy
|
\(f_3(24)\)
|
| Hardy hierarchy
|
\(H_{\omega^224}(28)\)
|
| Slow-growing hierarchy
|
\(g_{\varepsilon_0}(25)\)
|
Sources[]