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A057907 Positive integers that are not the sum of precisely six positive cubes. 6
1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 26, 28, 29, 30, 31, 33, 35, 36, 37, 38, 40, 42, 43, 44, 45, 47, 49, 50, 51, 52, 54, 55, 56, 57, 59, 61, 62, 63, 64, 66, 68, 70, 71, 73, 74, 75, 77, 78, 80, 81, 82, 85, 87, 88, 89, 92, 93, 94, 96 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

It appears that this sequence has 492 terms, the last of which is 19202. - T. D. Noe, Dec 13 2006

LINKS

T. D. Noe, Table of n, a(n) for n=1..492

Eric Weisstein's World of Mathematics, Cubic Number.

MATHEMATICA

Select[ Range[100], Length[ Select[ PowersRepresentations[#, 6, 3], And @@ (Positive /@ #) &]] != 1 &] (* Jean-François Alcover, Oct 25 2012 *)

CROSSREFS

Numbers not in (complement of) A003329.

Cf. A048929 (numbers that are the sum of six positive cubes in exactly 1 way)

Sequence in context: A020657 A037470 A187394 * A109234 A267304 A002855

Adjacent sequences:  A057904 A057905 A057906 * A057908 A057909 A057910

KEYWORD

nonn,fini

AUTHOR

Eric W. Weisstein

STATUS

approved

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Last modified October 19 16:17 EDT 2019. Contains 328223 sequences. (Running on oeis4.)