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 A003327 Numbers that are the sum of 4 positive cubes in 1 or more way. 19
 4, 11, 18, 25, 30, 32, 37, 44, 51, 56, 63, 67, 70, 74, 81, 82, 88, 89, 93, 100, 107, 108, 119, 126, 128, 130, 135, 137, 142, 144, 145, 149, 154, 156, 161, 163, 168, 180, 182, 187, 191, 193, 198, 200, 205, 206, 217, 219, 224, 226, 233, 240, 243, 245, 252, 254 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS It is conjectured that every number greater than 7373170279850 is in this sequence. [See the paper of the same name. - T. D. Noe, May 25 2017] - Charles R Greathouse IV, Jan 14 2017 LINKS T. D. Noe, Table of n, a(n) for n = 1..1000 Jean-Marc Deshouillers, François Hennecart, Bernard Landreau, 7373170279850, Math. Comp. 69 (2000), pp. 421-439. Appendix by I. Gusti Putu Purnaba. Eric Weisstein's World of Mathematics, Cubic Number. PROG (PARI) list(lim)=my(v=List(), e=1+lim\1, x='x, t); t=sum(i=1, sqrtnint(e-4, 3), x^i^3, O(x^e))^4; for(n=4, lim, if(polcoeff(t, n)>0, listput(v, n))); Vec(v) \\ Charles R Greathouse IV, Jan 14 2017 CROSSREFS Cf. A025403, A057905 (complement) Sequence in context: A325618 A043409 A030610 * A025403 A047703 A242679 Adjacent sequences:  A003324 A003325 A003326 * A003328 A003329 A003330 KEYWORD nonn AUTHOR EXTENSIONS More terms from Eric W. Weisstein STATUS approved

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Last modified July 16 04:26 EDT 2019. Contains 325064 sequences. (Running on oeis4.)