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Heptoogol-ex-grand tethrathoth is equal to E100#^^#100#(1+E100#^#7) using Extended Cascading-E Notation.[1] The term was coined by Sbiis Saibian. This number belongs to the Tethrathoth regiment.

Approximations[]

Notation Approximation
Bird's array notation {100,{100,100,100,100,100,100,100,99},2[1\2]2}
Fast-growing hierarchy \(f_{\varepsilon_0 + 1}(f_{\omega^6}(100))\)
Hardy hierarchy \(H_{\omega^{\varepsilon_0 + 1+{\omega^6}}}(100))\)

Sources[]

  1. Saibian, Sbiis. 4.3.7 Extended Cascading-E Numbers Part IOne to Infinity. Retrieved 2017-01-02.
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