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a(n+1) is the smallest cube > a(n) such that the digits of a(n) are all (with multiplicity) contained in the digits of a(n+1), with a(0)=1.
1

%I #8 Jan 16 2024 14:23:17

%S 1,125,512,15625,1157625,311665752,19356769125,291566137591,

%T 5131167956992,110979523759616,1295599371716096,16597961902739125,

%U 191569168079975232,982095927615711936,1081935177662959192,1091762925561991873,1196109781753695229,1293596679780115192

%N a(n+1) is the smallest cube > a(n) such that the digits of a(n) are all (with multiplicity) contained in the digits of a(n+1), with a(0)=1.

%F a(n) = A067973(n)^3.

%Y Cf. A000578, A067973.

%K base,nonn

%O 0,2

%A _Marc Paulhus_, Feb 05 2002

%E More terms from _Sean A. Irvine_, Jan 16 2024