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 A053852 #14 May 14 2019 04:04:12 %S A053852 1,1,1,1,1,115562653240321,92079975413927255041, %T A053852 55043567702937434517811201,30375957967569132050957664153601, %U A053852 16344540545803963971405840043681904641,8722002954856094967866703998081059674593281,1007937807674669630303410866111304336524953920798402867201 %N A053852 Number of n X n matrices over GF(3) of order dividing 7 (i.e., number of solutions of X^7=I in GL(n,3)). %D A053852 V. Jovovic, The cycle index polynomials of some classical groups, Belgrade, 1995, unpublished. %H A053852 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. %o A053852 (PARI) \\ See A053725 for F(n,q,k). %o A053852 F(12, 3, 7) \\ _Andrew Howroyd_, Jul 09 2018 %Y A053852 Cf. A053725, A053772, A053846. %K A053852 nonn %O A053852 1,6 %A A053852 _Vladeta Jovovic_, Mar 28 2000 %E A053852 a(10)-a(12) from _Andrew Howroyd_, Jul 09 2018