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 A370954 #18 Mar 10 2024 21:22:22 %S A370954 1,1,3,45,315,14175,66825,42567525,58046625,1993723875,9280784638125, %T A370954 2143861251406875,21132346621010625,4370553505709015625, %U A370954 9086380738369043484375,564653660170076273671875 %N A370954 Denominators of coefficients of the partition function per spin, lambda (divided by 2), in the very high temperature region, expressed as a power series in the parameter K^2, for the spin-1/2 Ising model on square lattice. %H A370954 Hendrik A. Kramers and Gregory H. Wannier. <a href="https://doi.org/10.1103/PhysRev.60.252">Statistics of the two-dimensional ferromagnet. Part I</a>. Phys. Rev. 60 (1941), 252-262. %H A370954 Hendrik A. Kramers and Gregory H. Wannier. <a href="https://doi.org/10.1103/PhysRev.60.263">Statistics of the two-dimensional ferromagnet. Part II</a>. Phys. Rev. 60 (1941), 263-276. See (41), p. 263. %H A370954 Hendrik A. Kramers and Gregory H. Wannier, <a href="/A370953/a370953.pdf">Extract from page 263 of Part II.</a> %H A370954 Wikipedia, <a href="https://en.wikipedia.org/wiki/Square_lattice_Ising_model">Square lattice Ising model</a>. %Y A370954 See A370953 for numerators. %Y A370954 Cf. A370955, A002908. %K A370954 nonn,frac %O A370954 0,3 %A A370954 _N. J. A. Sloane_, Mar 10 2024 %E A370954 Terms a(5) and beyond from _Andrey Zabolotskiy_, Mar 10 2024