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 A326983 #5 Aug 10 2019 09:32:56 %S A326983 1,0,2,2,10,50,250,1442,9514,68882,539098,4546562,41123338,396400754, %T A326983 4050377146,43694283362,495985850602,5906224845266,73578420729754, %U A326983 956597103241922,12951012525806026,182233188537332018,2660301596873941882,40226477151229612322 %N A326983 Coefficients in asymptotic expansion of sequence A309618. %H A326983 Vaclav Kotesovec, <a href="/A326983/b326983.txt">Table of n, a(n) for n = 0..114</a> %e A326983 A309618(n) / n! ~ 1 + 2/n^2 + 2/n^3 + 10/n^4 + 50/n^5 + 250/n^6 + ... %Y A326983 Cf. A309618. %K A326983 nonn %O A326983 0,3 %A A326983 _Vaclav Kotesovec_, Aug 10 2019