User blog comment:Deedlit11/The slow-growing hierarchy and other hierarchies/@comment-25418284-20130313225434/@comment-5529393-20130313230807

Is that using Chris Bird's notation? If so, that would make B_{Gamma_0}(p) at the level of F_{epsilon_0}(n), which is too high - the slow-growing hierarchy doesn't reach that level until the Bacmann-Howard ordinal.

I'd love to see your calculations.