OFFSET
1,3
COMMENTS
If k is in the sequence then so is 10*k. - David A. Corneth, May 26 2021
LINKS
David A. Corneth, Table of n, a(n) for n = 1..10866
FORMULA
a(n) = A053058(n)^(1/3).
EXAMPLE
36^3 = 46656. DigitSum(46656) = 27 (also a cube). So, 36 is a member of this sequence.
PROG
(PARI) isok(n) = ispower(sumdigits(n^3), 3); \\ Michel Marcus, Feb 09 2014
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Derek Orr, Feb 09 2014
STATUS
approved