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 A013702 #10 Aug 21 2020 09:12:54 %S A013702 1,2048,832040,193710244,34673583028,5372862566400,763562937059280, %T A013702 102703589621825280,13319075453502743045,1684658996331320739600, %U A013702 209381188023138094045641,25698882980999585848747760 %N A013702 Degree of variety K_{2,n}^5. %H A013702 M. S. Ravi et al., <a href="https://doi.org/10.1137/S036301299325270X">Dynamic pole assignment and Schubert calculus</a>, SIAM J. Control Optimization, 34 (1996), 813-832, esp. p. 825. %o A013702 (PARI) K(n,q=5)=(2*n+n*q+2*q)!*sum(j=0,q,((q-2*j)*(n+2)+1)/(n+j*(n+2))!/(n+1+(q-j)*(n+2))!) %Y A013702 Cf. A013698 (q=1), A013699 (q=2), A013700 (q=3), A013701 (q=4). %K A013702 nonn,easy %O A013702 1,2 %A A013702 Joachim.Rosenthal(AT)nd.edu (Joachim Rosenthal) %E A013702 Edited by _Ralf Stephan_, May 13 2003