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 A294058 #6 Oct 22 2017 12:56:58 %S A294058 4140,49697,455371,3756660,29303172,220506007,1616326536,11602806171, %T A294058 81849519019,569127774789,3911294945801,26619412609350, %U A294058 179676383034601,1204239150572143,8022049955315373,53157083625640443,350620610289045902,2303382775646163099,15078600881355124553 %N A294058 Number of set partitions of [n] such that the maximal absolute difference between consecutive elements within a block equals nine. %H A294058 Alois P. Heinz, <a href="/A294058/b294058.txt">Table of n, a(n) for n = 10..1000</a> %F A294058 a(n) = A287281(n) - A287280(n). %Y A294058 Column k=9 of A287213. %Y A294058 Cf. A287280, A287281. %K A294058 nonn,easy %O A294058 10,1 %A A294058 _Alois P. Heinz_, Oct 22 2017