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a(n) is the smallest fourth power m^4 such that the sum of the digits of m^4 is equal to n^4.
2

%I #17 Oct 14 2019 21:12:49

%S 0,1,14641,4228599998736,2598836588984899974898904499869498896

%N a(n) is the smallest fourth power m^4 such that the sum of the digits of m^4 is equal to n^4.

%F a(n) = A286650(n)^4.

%Y Cf. A067072, A067074, A286650.

%K nonn,base

%O 0,3

%A _Seiichi Manyama_, Aug 18 2017