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 A377920 #30 Dec 15 2024 10:57:14 %S A377920 0,0,3,2,3,6,14,36,102,306,972,3216,11050,39138,142446,530656,2018352, %T A377920 7818864,30792396,123075000,498564768,2044416718,8477328954, %U A377920 35513219388,150179868736,640638311244,2754973241580,11936532238388,52080345520680,228720427370874,1010627725860522 %N A377920 Number of 3-connected Schnyder labelings with n inner faces in the quadrangular dissection. %H A377920 Éric Fusy, E. Narmanli, and G. Schaeffer, <a href="https://arxiv.org/abs/2202.09172">Enumeration of corner polyhedra and 3-connected Schnyder labelings</a>, arXiv preprint arXiv:2202.09172 [math.CO], 2022-2023. See s_n. %Y A377920 Cf. A377921, A377922, A377923. %K A377920 nonn %O A377920 0,3 %A A377920 _N. J. A. Sloane_, Dec 13 2024 %E A377920 a(13) onwards from _Éric Fusy_, Dec 14 2024