A270964 Number of set partitions of [n] having exactly ten pairs (m,m+1) such that m+1 is in some block b and m is in block b+1.

1, 281, 13297, 348523, 6807872, 113042841, 1709159987, 24469725009, 339634663517, 4638106688642, 62916588549562, 853199404241913, 11616795214297568, 159290998975659690, 2204454156023259166, 30838108887627521579, 436552647970998600862, 6258905749718943712307

Offset: 15

Author

Alois P. Heinz, Mar 26 2016

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 15..220
• Wikipedia, Partition of a set

Crossrefs

Column k=10 of A270953.