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 A117685 Squares for which the sum of the digits are cubes. 2
 0, 1, 100, 3969, 7569, 8649, 10000, 12996, 13689, 15876, 19881, 33489, 34596, 36864, 42849, 45369, 46656, 47961, 49284, 51984, 54756, 56169, 59049, 66564, 71289, 74529, 76176, 77841, 79524, 82944, 84681, 86436, 88209, 91809, 93636, 95481, 97344, 99225 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Harvey P. Dale, Table of n, a(n) for n = 0..1000 EXAMPLE 8649 is in the sequence because it is a square and the sum of the digits 8+6+4+9=27 is a cube. MATHEMATICA Select[Range[0, 400]^2, IntegerQ[Power[Total[IntegerDigits[#]], (3)^-1]]&] (* Harvey P. Dale, Jan 28 2012 *) CROSSREFS Cf. A000290, A000578. Sequence in context: A112889 A118490 A146310 * A091134 A017816 A250699 Adjacent sequences: A117682 A117683 A117684 * A117686 A117687 A117688 KEYWORD nonn,base AUTHOR Luc Stevens (lms022(AT)yahoo.com), Apr 12 2006 EXTENSIONS Corrected (a(18) inserted) and extended by Harvey P. Dale, Jan 28 2012 STATUS approved

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Last modified February 2 03:35 EST 2023. Contains 359997 sequences. (Running on oeis4.)