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 A377408 #10 Nov 18 2024 02:55:36 %S A377408 1,1,1,2,4,9,22,60,174,534,1720,5767,20013,71546 %N A377408 Number of unlabeled semidistributive lattices with n elements. %C A377408 The smallest semidistributive lattice that is not congruence-uniform has 14 elements. %H A377408 H. Mühle, <a href="https://arxiv.org/abs/1708.02104">On the lattice property of shard orders</a>, arXiv:1708.02104 [math.CO], 2017. %Y A377408 Cf. A006982 (distributive lattices), A292790 (congruence-uniform lattices). %K A377408 nonn,more %O A377408 1,4 %A A377408 _Ludovic Schwob_, Oct 27 2024