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 A218783 #6 Nov 17 2012 23:45:49 %S A218783 1,3,7,18,49,142,438,1405,4630,15595,53493,186112,655421,2331057, %T A218783 8362451,30222369,109930284,402134685,1478480102,5460253675, %U A218783 20247271086,75353895375,281374686795,1053846512655,3957966801068,14902939174394,56245902561309,212741751056939 %N A218783 A014486-indices for the compact representation of Beanstalk-tree, with the lesser numbers coming to the right hand side. %C A218783 See the comments and examples at A218782. %H A218783 Antti Karttunen, <a href="/A218783/b218783.txt">Table of n, a(n) for n = 1..128</a> %F A218783 a(n) = A080300(A218782(n)). %Y A218783 a(n) = A057163(A218781(n)). Cf. A218788, A218782, A218777, A218779. %K A218783 nonn %O A218783 1,2 %A A218783 _Antti Karttunen_, Nov 17 2012