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 A239912 #19 Nov 17 2017 06:10:46 %S A239912 1,2,5,16,67,324,1962,13248,106181,931300 %N A239912 Number of simplices is middle-cut slicing of n-cube. %H A239912 John F. Sallee, <a href="https://doi.org/10.1137/0605039">The middle-cut triangulations of the n-cube</a>. SIAM J. Algebraic Discrete Methods 5 (1984), no. 3, 407--419. MR0752044 (86c:05054). %Y A239912 Other sequences dealing with different ways to attack this problem. They give further references: A019502, A019503, A019504, A166932, A166932, A275518. %K A239912 nonn,more %O A239912 1,2 %A A239912 _N. J. A. Sloane_, Apr 09 2014