Not to be confused with ectossol.

Ectoxxol is equal to \(\{10,100 (6) 2\} = 100^6\ \&\ 10 \) (hexeract, or a 6-dimensional hypercube array of tens with side length 100) in BEAF.[1] This number is comparable to sexticahlah.

Approximations

Notation Approximation
Bird's array notation {10,100[7]2} (exact)
Cascading-E notation E10#^#^(6)100
Strong array notation s(10,100{7}2)
Fast-growing hierarchy \(f_{\omega^{\omega^6}}(100)\)
Hardy hierarchy \(H_{\omega^{\omega^{\omega^6}}}(100)\)

Sources

Jonathan Bowers' colossol series

Tritri series: tritri · dutritri · dimentri
Xappol series: xappol · xappolplex · grand xappol
Colossol series: colossol(plex) · terossol(plex) · petossol(plex) · ectossol(plex) · zettossol(plex) · yottossol(plex) · xennossol(plex)
Dimendecal series: dimendecal · gongulus(plex/duplex/triplex/quadraplex)
Saibian's extensions: goxxol · coloxxol · teroxxol · petoxxol · ectoxxol · zettoxxol · yottoxxol · xennoxxol · dimendoxxol
Tiaokhiao's extensions: killanossol · meganossol · giganossol · teranossol · petanossol · vamossol

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