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 A341919 #8 Jan 02 2022 16:09:54 %S A341919 1,1,4,20,115,723,4835,33832,245089,1824893,13893810,107749252, %T A341919 848696376,6774097185,54692748147,446021523425,3669543413721, %U A341919 30427671594741,254076922595096,2134989658404402,18042590178781082,153267162148483634,1308129496836500296 %N A341919 Number of strong triangulations of a disk with n nodes. %H A341919 Andrew Howroyd, <a href="/A341919/b341919.txt">Table of n, a(n) for n = 3..500</a> %Y A341919 Antidiagonal sums of A341856. %K A341919 nonn %O A341919 3,3 %A A341919 _Andrew Howroyd_, Feb 23 2021 %E A341919 Missing a(3)=1 inserted by _Andrew Howroyd_, Jan 02 2022