The Bigrand-icosi-hyperillion, coined by SuperJedi224, is equal to HHH20(20)(20)(20), where H(x)=103x+3. [1]

Approximations Edit

Notation Approximation
Hyper-E notation E63\#10\#3
Fast-growing hierarchy f_{3}(f_{3}(f_{3}(21)))
Hardy hierarchy H_{\omega^{3}*3}(21)

Sources Edit

  1. -illions - Almost Infinite
Numbers By SuperJedi224

Fibonacci Numbers

Pound-Star Notation

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