The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A078131 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A078131

Numbers which can be written as sum of cubes > 1.
(history; published version)

#23 by Susanna Cuyler at Sun Apr 05 23:27:24 EDT 2020

STATUS

reviewed

approved

#22 by Hugo Pfoertner at Sun Apr 05 22:52:25 EDT 2020

STATUS

proposed

reviewed

#21 by Robert Israel at Sun Apr 05 22:49:47 EDT 2020

STATUS

editing

proposed

#20 by Robert Israel at Sun Apr 05 22:49:27 EDT 2020

FORMULA

a(n) = n + 83 for n >= 72. - Robert Israel, Apr 05 2020

CROSSREFS

Cf. A000578, A078129, (complement of this sequence), A078130, A078137.

STATUS

approved

editing

#19 by N. J. A. Sloane at Sat Aug 04 14:33:54 EDT 2018

STATUS

reviewed

approved

#18 by Joerg Arndt at Sat Aug 04 10:37:22 EDT 2018

STATUS

proposed

reviewed

#17 by Michel Marcus at Sat Aug 04 08:42:40 EDT 2018

STATUS

editing

proposed

#16 by Michel Marcus at Sat Aug 04 08:42:37 EDT 2018

LINKS

<a href="/index/Su#ssq">Index entries for sequences related to sums of cubes</a>

STATUS

proposed

editing

#15 by Jean-François Alcover at Sat Aug 04 07:51:00 EDT 2018

STATUS

editing

proposed

#14 by Jean-François Alcover at Sat Aug 04 07:50:53 EDT 2018

MATHEMATICA

terms = 60;

(Exponent[#, x]& /@ List @@ Normal[1/Product[1-x^j^3, {j, 2, Ceiling[(3 terms)^(1/3)]}] + O[x]^(3 terms)])[[2 ;; terms+1]] (* Jean-François Alcover, Aug 04 2018, after Emeric Deutsch *)

STATUS

approved

editing