MathDB

2020.41

Part of MBMT Team Rounds

Problems(1)

last two digits of $$2^{3^{4^{...^{2019}}}} 2020 MBMT p41

Source:

2/13/2022
What are the last two digits of 234...2019?2^{3^{4^{...^{2019}}}} ?
number theoryMBMT