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The dulatri is equal to {3,3 (0,2) 2} or {3,3 (3,1) 2} in BEAF. The term was coined by Jonathan Bowers.[1] Using the array of (&) operator, it can be written X2X & 3 or XX+3 & 3, where X evaluated as 3.

### Approximations and exact values in other notations

Notation Approximation or exact value
Bird's Array Notation $$\{3,3[1,3]2\}$$
Cascading-E notation $$E(3)3\#\text{^}\#\text{^}\#\#2$$
Hyperfactorial Array Notation $$3![1,[1,[1,1,2],1,2],1,3]$$
Fast-growing hierarchy $$f_{\omega^{\omega^{\omega 2}}}(3)$$
Hardy hierarchy $$H_{\omega^{\omega^{\omega^{\omega 2}}}}(3)$$
Slow-growing hierarchy $$g_{\vartheta(\Omega^{\Omega^{\Omega+\omega}})}(3)$$

## Sources

1. Bowers, JonathanInfinity Scrapers. Retrieved January 2013.

Tritri series: tritri · tritet · tripent · trisept · tridecal · grand tridecal
Tetratri series: tetratri · supertet · general(plex)
Pentatri series: pentatri · superpent · pentadecal(plex)
Hexatri series: hexatri · superhex · hexadecal(plex)
Heptatri series: heptatri · supersept · heptadecal
Iteral series: superoct · octadecal · superenn · ennadecal · iteral · ultatri
Dupertri series: dupertri · duperdecal · truperdecal · quadruperdecal
Latri series: latri · emperal(plex) · hyperal(plex) · admiral
Dutritri series: dutritri · dutridecal
Dimentri series: dimentri · dulatri · trilatri · trimentri
Triakulus series: triakulus · tridecatrix
Big boowa series: big boowa · great big boowa · grand boowa
Tiaokhiao's extensions: trihex · trioct · triennet · triundecal · tridodecal · tritriplex · tritriplexian · grand tritri · tetrapent · tetrahex · grand tetratri · octatri · enneatri · decatri · undecatri · dodecatri

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