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.
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.
Terms
- a(0) =1a(1) =281a(2) =13297a(3) =348523a(4) =6807872a(5) =113042841a(6) =1709159987a(7) =24469725009a(8) =339634663517
External references
- oeis: A270964