OFFSET
0,3
COMMENTS
a(n) - A070923(n) = n^2.
LINKS
Harvey P. Dale, Table of n, a(n) for n = 0..1000
EXAMPLE
a(20)=512, as 512=8^3 is the least cube >= 400=20^2.
MATHEMATICA
Table[Ceiling[Surd[n^2, 3]]^3, {n, 0, 50}] (* Harvey P. Dale, Jan 02 2020 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Oct 29 2002
STATUS
approved