The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A341902 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A341902

Least k > 1 such that (n^3+k)/(n+k) is an integer.
(history; published version)

#20 by N. J. A. Sloane at Fri Jun 04 22:09:49 EDT 2021

STATUS

proposed

approved

#19 by Seiichi Manyama at Fri Jun 04 19:41:46 EDT 2021

STATUS

editing

proposed

#18 by Seiichi Manyama at Fri Jun 04 19:40:22 EDT 2021

LINKS

Seiichi Manyama, <a href="/A341902/b341902.txt">Table of n, a(n) for n = 0..10000</a>

#17 by Seiichi Manyama at Fri Jun 04 19:16:40 EDT 2021

CROSSREFS

Cf. A301941, A344889A341889.

STATUS

approved

editing

#16 by Susanna Cuyler at Fri Jun 04 14:46:40 EDT 2021

STATUS

proposed

approved

#15 by Amiram Eldar at Fri Jun 04 12:19:03 EDT 2021

STATUS

editing

proposed

#14 by Amiram Eldar at Fri Jun 04 12:19:01 EDT 2021

MATHEMATICA

a[n_] := Module[{k = 2}, While[! Divisible[n^3 + k, n + k], k++]; k]; Array[a, 100, 0] (* Amiram Eldar, Jun 04 2021 *)

STATUS

proposed

editing

#13 by Seiichi Manyama at Fri Jun 04 12:14:59 EDT 2021

STATUS

editing

proposed

#12 by Seiichi Manyama at Fri Jun 04 12:10:33 EDT 2021

FORMULA

a(n) <= n-2 for all n > 3.

STATUS

proposed

editing

#11 by Seiichi Manyama at Fri Jun 04 12:00:12 EDT 2021

STATUS

editing

proposed