A001245 - OEIS

A001245

Numbers that are the sum of 4 cubes in more than 1 way.

81, 126, 128, 216, 217, 219, 224, 243, 251, 252, 259, 278, 280, 315, 341, 343, 344, 345, 352, 371, 376, 378, 405, 408, 432, 434, 467, 469, 496, 522, 540, 559, 560, 567, 584, 593, 594, 648, 687, 702, 728, 729, 730, 737, 756, 758, 763, 765, 783, 793, 802

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

REFERENCES

G. H. Hardy, Ramanujan, Cambridge Univ. Press, 1940, p. 12.

D. Wells, The Penguin Dictionary of Curious and Interesting Numbers. Penguin Books, NY, 1986, 165.

LINKS

T. D. Noe, Table of n, a(n) for n = 1..1000

MATHEMATICA

Transpose[Select[Table[{i, PowersRepresentations[i, 4, 3]}, {i, 2000}], Length[#[[2]]]>1&]][[1]] (* Harvey P. Dale, Dec 11 2010 *)

CROSSREFS

Cf. A001235, A004826.