Number of set partitions of [2n] with n circular connectors.
A362944
Number of set partitions of [2n] with n circular connectors.
Terms
- a(0) =1a(1) =0a(2) =8a(3) =61a(4) =1339a(5) =27497a(6) =700526a(7) =20738540a(8) =701018049a(9) =26600152925
External references
- oeis: A362944