

A022566


Numbers that are not the sum of 4 nonnegative cubes.


4



5, 6, 7, 12, 13, 14, 15, 19, 20, 21, 22, 23, 26, 31, 33, 34, 38, 39, 40, 41, 42, 45, 46, 47, 48, 49, 50, 52, 53, 57, 58, 59, 60, 61, 68, 69, 71, 75, 76, 77, 78, 79, 83, 84, 85, 86, 87, 90, 94, 95, 96, 97, 98, 101, 102, 103, 104, 105, 106, 109, 110, 111, 112, 113, 114, 115
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OFFSET

1,1


LINKS

T. D. Noe, Table of n, a(n) for n=1..10000
JeanMarc Deshouillers, Francois Hennecart and Bernard Landreau; appendix by I. Gusti Putu Purnaba, 7373170279850, Math. Comp. 69 (2000), 421439. [Conjectures that 7373170279850 is last term in sequence.]
Index entries for sequences related to sums of cubes


MATHEMATICA

Complement[Range[134], Take[Union[Total[#^3]&/@Tuples[Range[0, 20], {4}]], 60]] (* Harvey P. Dale, Nov 22 2010 *)


CROSSREFS

Sequence in context: A154952 A037360 A120521 * A047320 A247522 A011761
Adjacent sequences: A022563 A022564 A022565 * A022567 A022568 A022569


KEYWORD

nonn,easy,fini,nice


AUTHOR

N. J. A. Sloane


EXTENSIONS

More terms from Larry Reeves (larryr(AT)acm.org), May 16 2001


STATUS

approved



