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 A061847 #6 Mar 09 2023 18:50:03 %S A061847 0,8,0,0,56385212112,34723282963287391328,0,0, %T A061847 4052966889953709463435884686101848534440236122250196723624432,0, %U A061847 13451920373440265528873527210621286955685558541949847056456390996779593127771039129346153481541049712 %N A061847 Circulant self-complementary undirected p^2-graphs up to rotations only, indexed by odd primes p. %C A061847 a(p^2)=0 for p=4k-1 %H A061847 M. Klin, V. A. Liskovets and R. Poeschel, <a href="http://www.mat.univie.ac.at/~slc/wpapers/s36klp.html">Analytical enumeration of circulant graphs with prime-squared vertices</a>, Sem. Lotharingien de Combin., B36d, 1996, 36 pages. %Y A061847 Cf. A038786, A061846. %K A061847 nonn %O A061847 3,2 %A A061847 _Valery A. Liskovets_, May 09 2001 %E A061847 More terms from _Sean A. Irvine_, Mar 09 2023