7611839904

Appears in sequences

• Number of set partitions of [2n] such that n is the largest element of the last block.at n=8A271467
• Number of set partitions of [n] such that 9 is the largest element of the last block.at n=9A271748
• Number of set partitions of [n+9] such that n is the largest element of the last block.at n=8A271760