Number of set partitions of [n+1] such that n is the largest element of the last block.
A271752
Number of set partitions of [n+1] such that n is the largest element of the last block.
Terms
- a(0) =0a(1) =1a(2) =4a(3) =15a(4) =59a(5) =250a(6) =1145a(7) =5649a(8) =29874a(9) =168509a(10) =1009215a(11) =6391484a(12) =42648083a(13) =298865333a(14) =2193219124a(15) =16811408659a(16) =134289313167
External references
- oeis: A271752