A067974 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, 125, 512, 15625, 1157625, 311665752, 19356769125, 291566137591, 5131167956992, 110979523759616, 1295599371716096, 16597961902739125, 191569168079975232, 982095927615711936, 1081935177662959192, 1091762925561991873, 1196109781753695229, 1293596679780115192

Offset: 0

Author

Marc Paulhus, Feb 05 2002

Keywords

• base
• nonn

Crossrefs

Cf. A000578, A067973.

Formula

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

Extensions

More terms from Sean A. Irvine, Jan 16 2024