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 A029870 #11 Dec 25 2020 13:03:45 %S A029870 1,1,5,21,80,285,970,3192,10236,32197,99743,305276,925342,2783012, %T A029870 8316994,24726109,73195582,215911767,635028054,1863156727,5455350409, %U A029870 15946267328,46545783253,135702643984,395246786050,1150250414764,3345193851398,9723141517918 %N A029870 Number of connected functions on n points with a loop of length 7. %H A029870 Andrew Howroyd, <a href="/A029870/b029870.txt">Table of n, a(n) for n = 7..500</a> %H A029870 C. G. Bower, <a href="/transforms2.html">Transforms</a> %F A029870 "CIK[ 7 ]" (necklace, indistinct, unlabeled, 7 parts) transform of A000081. %F A029870 a(n) ~ A187770 * A051491^n / n^(3/2). - _Vaclav Kotesovec_, Dec 25 2020 %Y A029870 Column 7 of A339428. %K A029870 nonn %O A029870 7,3 %A A029870 _Christian G. Bower_ %E A029870 Terms a(32) and beyond from _Andrew Howroyd_, Dec 04 2020