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 A271795 #4 Apr 15 2016 10:27:07 %S A271795 0,1,45,1025,16886,232146,2866698,33168264,368982178,4012603359, %T A271795 43129752228,461687900917,4948321226569,53305007332086, %U A271795 578747255834560,6346136609521608,70385831812126618,790497553669858497,8997272765507744260,103842387079427555549 %N A271795 Number of set partitions of [n] having exactly eight pairs (m,m+1) such that m is in some block b and m+1 is in block b+1. %H A271795 Alois P. Heinz, <a href="/A271795/b271795.txt">Table of n, a(n) for n = 8..300</a> %Y A271795 Column k=8 of A185982. %K A271795 nonn %O A271795 8,3 %A A271795 _Alois P. Heinz_, Apr 14 2016