Hexacthulhexon is equal to E100(#^^^^#^6)100 using Extended Cascading-E Notation.[1] The term was coined by Sbiis Saibian.

Approximations in other notations

Notation Approximation
BEAF \(\{X,X^6,4\} \&\ 100\)
Bird's array notation {100,100[1 [1¬3] 1 [1¬3] 1\1\1\1\1 2]2}
Hyperfactorial array notation \(100![1(1)1(1)2]\)
Fast-growing hierarchy \(f_{\varphi(2,5,0)}(99)\)
Hardy hierarchy \(H_{\varphi(2,5,0)}(100)\)


Sources

  1. Saibian, Sbiis. 4.3.10 Extended Cascading-E Numbers Part IV (11871 - 14070). Retrieved 2018-04-26.
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