78658domain: NAppears in sequencesNumbers that are the sum of 3 nonzero 8th powers.at n=15A003381Numbers that are the sum of at most 3 nonzero 8th powers.at n=29A00487624 'Reverse and Add' steps are needed to reach a palindrome.at n=61A065318Number of initial odd numbers in class n of the iterated phi function.at n=42A092878