The goobolspeck is equal to {10,90 (1) 2}. The term was coined by HaydenTheGoogologist2009.[1]
Approximations[]
| Notation | Approximation |
|---|---|
| Bird's array notation | \(\lbrace10,90[2]2\rbrace\) (exact) |
| Hyper-E notation | \(E100\#^{89}100\) |
| Cascading-E notation | \(E100\#\text{^}\#89\) |
| Hyperfactorial array notation | \(90![1,1,1,2]\) |
| X-Sequence Hyper-Exponential Notation | \(10 \lbrace X^{88} \rbrace 90\) |
| Fast-growing hierarchy | \(f_{\omega^{88}}(90)\) |
| Hardy hierarchy | \(H_{\omega^{\omega^{88}}}(90)\) |
| Slow-growing hierarchy | \(g_{\vartheta(\Omega^{\omega})}(90)\) |