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 A164938 #27 Dec 29 2021 09:50:26
%S A164938 0,3,24,102,312,777,1680,3276,5904,9999,16104,24882,37128,53781,75936,
%T A164938 104856,141984,188955,247608,319998,408408,515361,643632,796260,
%U A164938 976560,1188135,1434888,1721034,2051112,2429997,2862912,3355440,3913536
%N A164938 a(n) = (n^5 - n)/10, which is always an integer.
%H A164938 Seiichi Manyama, <a href="/A164938/b164938.txt">Table of n, a(n) for n = 1..10000</a>
%H A164938 <a href="/index/Rec#order_06">Index entries for linear recurrences with constant coefficients</a>, signature (6,-15,20,-15,6,-1).
%F A164938 a(n) = 6*a(n-1) - 15*a(n-2) + 20*a(n-3) - 15*a(n-4) + 6*a(n-5) - a(n-6) for n > 6. - _Harvey P. Dale_, Jan 14 2012
%F A164938 G.f.: (3*(x^3+2*x^2+x))/(x-1)^6. - _Harvey P. Dale_, Jan 14 2012
%F A164938 a(n) = A061167(n)/10. - _Michel Marcus_, Sep 04 2013
%F A164938 E.g.f.: exp(x)*x^2*(15 + 25*x + 10*x^2 + x^3)/10. - _Stefano Spezia_, Dec 27 2021
%t A164938 Table[(n^5 - n)/10, {n, 1, 50}] (* _Stefan Steinerberger_, Sep 03 2009 *)
%t A164938 LinearRecurrence[{6,-15,20,-15,6,-1},{0,3,24,102,312,777},50] (* _Harvey P. Dale_, Jan 14 2012 *)
%Y A164938 Cf. A061167.
%K A164938 easy,nonn
%O A164938 1,2
%A A164938 Bill Welsh (bill.welsh.75(AT)gmail.com), Aug 31 2009
%E A164938 More terms from _Stefan Steinerberger_, Sep 03 2009