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 A212259 #17 Nov 05 2020 05:31:00 %S A212259 0,0,0,1,10,65,385,2345,15204,105880,793210,6382860,55020966, %T A212259 506505272,4963812035,51629528080,568303728360,6602266433920, %U A212259 80751432154868,1037402030622720,13968636570706370,196748236140538368,2893482720437769317,44355269272024284160 %N A212259 Number of binary increasing trees with n nodes and "min-path" of length 5. %H A212259 Filippo Disanto, <a href="http://arxiv.org/abs/1202.1139">André permutations of the second kind associated to strictly binary increasing trees and left to right minima in their sub-permutations</a>, arXiv preprint arXiv:1202.1139 [math.CO], 2012-2014. %Y A212259 A diagonal of A186366. %K A212259 nonn %O A212259 2,5 %A A212259 _N. J. A. Sloane_, May 11 2012 %E A212259 More terms from _Alois P. Heinz_, Apr 03 2014