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 A238116 #13 Jun 30 2023 12:19:42 %S A238116 1,14,162,1966,25567,351880,5056350,75100735,1144833705,17821104101 %N A238116 Number of continuations arising in matrix method for enumerating Hamiltonian cycles on 2n X 2n grid. %H A238116 Ed Wynn, <a href="http://arxiv.org/abs/1402.0545">Enumeration of nonisomorphic Hamiltonian cycles on square grid graphs</a>, arXiv preprint arXiv:1402.0545 [math.CO], 2014. %Y A238116 Cf. A003763, A143246, A209077, A222065, A238115, A238117, A238118. %K A238116 nonn,hard,more %O A238116 1,2 %A A238116 _N. J. A. Sloane_, Mar 05 2014