User blog comment:King2218/FGH Things/@comment-5029411-20140309223844/@comment-24509095-20140310131414

We haven't even gotten to $$H_6$$ yet. :P

How about $$H_{f_{H_{\Xi(Rayo(1000^{1000^100000}))}}(Rayo(10^{10^100}))}$$? (Lol no)