Forum:Trying to understand the binary Veblen function

I understand that, say, φ(ω,0) is the nth ordinal in the set [ω, ε0, ζ0...], but I don't know how to calculate anything past that. What is φ(ω+1,0)​​​​​​​, for example? Just a DB fan trying his best (talk) 00:32, February 4, 2018 (UTC)