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 A129422 #8 Mar 17 2020 21:34:13 %S A129422 0,1,1,7,16,128,955,13467,253373,6466074,205749149,7943313377, %T A129422 363853255012,19485170158346,1205488841884007,85308028236495340, %U A129422 6846462326434510551,618498122199399056707,62478078728492272712838,7015617595855429187696753 %N A129422 Number of isomorphism classes of 6-regular loopless multigraphs of order n. %C A129422 Initial terms computed using software at http://users.cecs.anu.edu.au/~bdm/nauty/ %F A129422 Euler transform of A129421. - _Andrew Howroyd_, Mar 14 2020 %Y A129422 Column k=6 of A333330. %Y A129422 Cf. A129421, A129433, A129416, A129418, A129420, A129424, A129426. %K A129422 nonn %O A129422 1,4 %A A129422 _Brendan McKay_, Apr 15 2007 %E A129422 a(1)=0 prepended and a(14)-a(20) from _Andrew Howroyd_, Mar 17 2020