The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A216113 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A216113

The hyper-Wiener index of the meta-polyphenyl chain with n hexagons (see the Dou et al. and the Deng references).
(history; published version)

#15 by Alois P. Heinz at Sat Sep 23 11:29:38 EDT 2017

STATUS

proposed

approved

#14 by Jean-François Alcover at Sat Sep 23 11:02:24 EDT 2017

STATUS

editing

proposed

#13 by Jean-François Alcover at Sat Sep 23 11:02:20 EDT 2017

MATHEMATICA

LinearRecurrence[{5, -10, 10, -5, 1}, {42, 477, 2241, 6846, 16380}, 30] (* Jean-François Alcover, Sep 23 2017 *)

STATUS

approved

editing

#12 by Charles R Greathouse IV at Sat Jun 17 03:06:27 EDT 2017

LINKS

<a href="/index/Rec#order_05">Index entries for linear recurrences with constant coefficients</a>, signature (5,-10,10,-5,1).

Discussion

Sat Jun 17

03:06

OEIS Server: https://oeis.org/edit/global/2666

#11 by Charles R Greathouse IV at Sat Jun 13 00:54:20 EDT 2015

LINKS

<a href="/index/Rec">Index to sequences with entries for linear recurrences with constant coefficients</a>, signature (5,-10,10,-5,1).

Discussion

Sat Jun 13

00:54

OEIS Server: https://oeis.org/edit/global/2439

#10 by Charles R Greathouse IV at Fri Jun 12 15:28:07 EDT 2015

LINKS

<a href="/index/Rea#recLCCRec">Index to sequences with linear recurrences with constant coefficients</a>, signature (5,-10,10,-5,1).

Discussion

Fri Jun 12

15:28

OEIS Server: https://oeis.org/edit/global/2436

#9 by Bruno Berselli at Wed Oct 31 06:48:39 EDT 2012

STATUS

editing

approved

#8 by Bruno Berselli at Wed Oct 31 06:48:35 EDT 2012

FORMULA

a(n) = 3n(16n^3 + 8n^2 - 5n +9)/2.

CROSSREFS

A216108, A216109, A216110, A216111, A216112

Cf. A216108-A216112.

STATUS

approved

editing

#7 by Bruno Berselli at Tue Oct 30 13:19:48 EDT 2012

STATUS

proposed

approved

#6 by Colin Barker at Tue Oct 30 12:52:50 EDT 2012

STATUS

editing

proposed