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 A053771 #12 May 13 2019 12:23:44 %S A053771 1,6,78,6588,1332288,1335398688,2230748717184,13819713971871744, %T A053771 219439188546028498944,16360198814356838801178624, %U A053771 3333281205541847127897252298752,2704161270841324410691567986117967872 %N A053771 Number of n X n binary matrices of order dividing 6 (i.e., number of solutions of X^6=I in GL(n,2)). %D A053771 V. Jovovic, The cycle index polynomials of some classical groups, Belgrade, 1995, unpublished. %H A053771 Kent E. Morrison, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL9/Morrison/morrison37.html">Integer Sequences and Matrices Over Finite Fields</a>, Journal of Integer Sequences, Vol. 9 (2006), Article 06.2.1. %Y A053771 Cf. A053722, A053725, A053718. %K A053771 nonn %O A053771 1,2 %A A053771 _Vladeta Jovovic_, Mar 24 2000