This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A100160 #15 Aug 06 2025 09:26:05 %S A100160 1,62,299,828,1765,3226,5327,8184,11913,16630,22451,29492,37869,47698, %T A100160 59095,72176,87057,103854,122683,143660,166901,192522,220639,251368, %U A100160 284825,321126,360387,402724,448253,497090,549351,605152 %N A100160 Structured disdyakis triacontahedral numbers (vertex structure 5). %H A100160 Vincenzo Librandi, <a href="/A100160/b100160.txt">Table of n, a(n) for n = 1..5000</a> %H A100160 <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (4,-6,4,-1). %F A100160 a(n) = (1/6)*(116*n^3 - 168*n^2 + 58*n). %F A100160 G.f.: x*(1+x)*(1+57*x)/(1-x)^4. [_Colin Barker_, Apr 16 2012] %o A100160 (Magma) [(1/6)*(116*n^3-168*n^2+58*n): n in [1..40]]; // _Vincenzo Librandi_, Jul 19 2011 %Y A100160 Cf. A100158, A100159 = alternate vertices; A100145 for more on structured polyhedral numbers. %K A100160 easy,nonn %O A100160 1,2 %A A100160 James A. Record (james.record(AT)gmail.com), Nov 07 2004