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 A168119 #24 Sep 08 2022 08:45:48
%S A168119 0,1,1025,88575,2097154,24414065,181398531,988663375,4294967300,
%T A168119 15690529809,50000000005,142655835311,371504185350,896080197025,
%U A168119 2024782584839,4324877929695,8796093022216,17135948153825
%N A168119 n*(n^10+1)/2.
%H A168119 Vincenzo Librandi, <a href="/A168119/b168119.txt">Table of n, a(n) for n = 0..10000</a>
%H A168119 <a href="/index/Rec#order_12">Index entries for linear recurrences with constant coefficients</a>, signature (12,-66,220,-495,792,-924,792,-495,220,-66,12,-1).
%F A168119 G.f.: x*(1 + 1013*x + 76341*x^2 + 1101684*x^3 + 4869162*x^4 + 7861998*x^5 + 4869162*x^6 + 1101684*x^7 + 76341*x^8 + 1013*x^9 + x^10)/(1 - x)^12. - _Vincenzo Librandi_, Dec 10 2014
%t A168119 Table[n (n^10 + 1)/2, {n, 0, 20}] (* _Harvey P. Dale_, Sep 14 2011 *)
%t A168119 CoefficientList[Series[x (1 + 1013 x + 76341 x^2 + 1101684 x^3 + 4869162 x^4 + 7861998 x^5 + 4869162 x^6 + 1101684 x^7 + 76341 x^8 + 1013 x^9 + x^10)/(1 - x)^12, {x, 0, 20}], x] (* _Vincenzo Librandi_, Dec 10 2014 *)
%o A168119 (Magma) [n*(n^10+1)/2: n in [0..20]]; // _Vincenzo Librandi_, Sep 15 2011
%Y A168119 Cf. A170793.
%K A168119 nonn,easy
%O A168119 0,3
%A A168119 _N. J. A. Sloane_, Dec 11 2009