FANDOM


The pentacthulhum (also called tethrarxihect[1]) is equal to E100#^^^#100 = E100#^^#^^#...#^^#^^#100 (100 #'s) in Extended Cascading-E Notation.[2] The term was coined by Sbiis Saibian.

Approximations in other notations Edit

Notation Approximation
BEAF \(\{X,X,1,2\}\ \&\ 100\) (weaker bound)

\(\{X,X,3\}\ \&\ 100 \) (stronger bound)

Bird's array notation \(\{100,100[1[1\neg3]2]2\}\)
Hyperfactorial array notation \(100![1(1)2]\)
Fast-growing hierarchy \(f_{\Gamma_{0}}(99)\)
Hardy hierarchy \(H_{\Gamma_{0}}(100)\)
Slow-growing hierarchy \(g_{\vartheta(\Omega_2)}(100)\)

EtymologyEdit

The name of this number is based on the words "pentation" and "Cthulhu".

SourcesEdit

  1. Saibian, Sbiis. 4.3.3 - Forging Extended Cascading-E Numbers Part I. Retrieved February 2014.
  2. Saibian, Sbiis. 4.3.4 - Forging Extended Cascading-E Numbers Part II. Retrieved February 2014.

Ad blocker interference detected!


Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.