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 A119327 #15 Sep 15 2024 13:15:21
%S A119327 1,1,7,19,38,66,106,162,239,343,481,661,892,1184,1548,1996,2541,3197,
%T A119327 3979,4903,5986,7246,8702,10374,12283,14451,16901,19657,22744,26188,
%U A119327 30016,34256,38937,44089,49743,55931,62686,70042,78034,86698,96071
%N A119327 Expansion of (1-4x+12x^2-16x^3+8x^4)/(1-x)^5.
%H A119327 Seiichi Manyama, <a href="/A119327/b119327.txt">Table of n, a(n) for n = 0..10000</a>
%H A119327 <a href="/index/Rec#order_05">Index entries for linear recurrences with constant coefficients</a>, signature (5,-10,10,-5,1).
%F A119327 a(n) = Sum{j=0..n} C(4,2j)*C(n,2j).
%t A119327 LinearRecurrence[{5,-10,10,-5,1},{1,1,7,19,38},41] (* _James C. McMahon_, Sep 15 2024 *)
%o A119327 (PARI) N=66; x='x+O('x^N); Vec((1-4*x+12*x^2-16*x^3+8*x^4)/(1-x)^5) \\ _Seiichi Manyama_, Mar 11 2019
%Y A119327 Fifth column of A119326.
%K A119327 easy,nonn
%O A119327 0,3
%A A119327 _Paul Barry_, May 14 2006