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A117688 Cubes for which the sum of the digits is a square. 0

%I

%S 0,1,27,216,1000,27000,216000,287496,884736,970299,1000000,1860867,

%T 2146689,3581577,3796416,4019679,5000211,6128487,6434856,6751269,

%U 7414875,7762392,10077696,14348907,15438249,16581375,21717639,22425768

%N Cubes for which the sum of the digits is a square.

%e 216 is in the sequence because it is a cube and the sum of its digits 2+1+6=9 is a square.

%t Select[Range[0,300]^3,IntegerQ[Sqrt[Total[IntegerDigits[#]]]]&] (* _Harvey P. Dale_, Mar 29 2012 *)

%Y Cf. A000290, A000578.

%K nonn,base

%O 0,3

%A Luc Stevens (lms022(AT)yahoo.com), Apr 12 2006

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Last modified January 27 21:49 EST 2023. Contains 359849 sequences. (Running on oeis4.)