%I #8 Apr 13 2016 14:39:53
%S 0,1,4,15,59,250,1145,5649,29874,168509,1009215,6391484,42648083,
%T 298865333,2193219124,16811408659,134289313167,1115559002906,
%U 9619253991637,85950089855573,794567157607386,7588822028424393,74783864494826723,759461721024357540
%N Number of set partitions of [n+1] such that n is the largest element of the last block.
%H Alois P. Heinz, <a href="/A271752/b271752.txt">Table of n, a(n) for n = 1..576</a>
%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Partition_of_a_set">Partition of a set</a>
%F a(n) = A271466(n+1,n).
%e a(3) = 4: 1243, 1423, 1423, 1243.
%e a(4) = 15: 12354, 12534, 12534, 12354, 13524, 13524, 13254, 15234, 15234, 12354, 15234, 12534, 15234, 12534, 12354.
%Y A diagonal of A271466.
%K nonn
%O 1,3
%A _Alois P. Heinz_, Apr 13 2016
