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 A048668 #11 Dec 05 2018 17:25:11 %S A048668 1,14,273,5936,137340,3307878,81972296,2075032808,53403322203, %T A048668 1392729138920,36718293579198,976872759337356,26189947759482689, %U A048668 706808197553825794 %N A048668 Number of rooted 7-dimensional "polycubes" with n cells, with no symmetries removed. %H A048668 R. C. Schroeppel, <a href="http://www.experimentalmath.info/workshop2004/schroeppel-talk.pdf">A few mathematical experiments</a>, Experimental Mathematics Workshop, Oakland, 2004. %F A048668 a(n) = n * A151833(n). - _Andrew Howroyd_, Dec 05 2018 %Y A048668 Row 7 of A048790. %Y A048668 Cf. A048663, A151833. %K A048668 nonn %O A048668 1,2 %A A048668 _Dan Hoey_ %E A048668 a(8)-a(14) from _Andrew Howroyd_, Dec 05 2018