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 A068282 #8 May 02 2012 12:12:41 %S A068282 1,2366,815732918,40982736076490390,300036182355657182688325982, %T A068282 320085523640263850036240170626275000126, %U A068282 49759746073476452859128357237174600753071750263576974,1127223407032446992094203888014898257130328919220827996504247743755014 %N A068282 1/15 the number of colorings of an n X n rhombic hexagonal array with 15 colors. %C A068282 Terms for rhombic- and staggered- hexagonal arrays are the same for n in 1..4. %Y A068282 Cf. A068239-A068305, A000332, A002417, A027441, A212162, A212163. %K A068282 nonn %O A068282 1,2 %A A068282 _R. H. Hardin_, Feb 24 2002 %E A068282 a(5)-a(8) from _Alois P. Heinz_, May 02 2012