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 A246154 #5 May 02 2022 09:46:37 %S A246154 1,5,70,1142,32327,1291582,65131512,3608247685,201068340141, %T A246154 10733521835504,536688063735206,24928346415088256,1074344019881899521, %U A246154 43049680020575937728,1609339115058138292660,56340829613924685604765,1854088123360165773020846 %N A246154 Number of inequivalent n X 9 binary matrices, where equivalence means permutations of rows or columns or the symbol set. %H A246154 <a href="/index/Mat#inequiv">Index to number of inequivalent matrices modulo permutation of rows and columns</a> %Y A246154 Column k=9 of A242093. %K A246154 nonn %O A246154 0,2 %A A246154 _Alois P. Heinz_, Aug 17 2014