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 A153471 #9 Apr 07 2021 19:45:15 %S A153471 1,42,9072,10078992,57596549472,1692939438332352, %T A153471 255948135446478408192,199034383110302504406200832, %U A153471 796104049107763839322466439293952,16378613975511111709055661675911519311872 %N A153471 1/8 of the number of 8-colorings of a planar n X n X n triangular grid. %Y A153471 8th row of A182797/8. %K A153471 nonn %O A153471 1,2 %A A153471 _R. H. Hardin_, Dec 27 2008 %E A153471 a(8)-a(10) from _Alois P. Heinz_, Dec 03 2010