OFFSET
1,2
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
261 is in the sequence because 2^3+6^3+1^3 = 15^2.
MATHEMATICA
Select[Range[1100], IntegerQ[Sqrt[Apply[Plus, IntegerDigits[#]^3]]]&]
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Michel Lagneau, Oct 08 2011
STATUS
approved