Number of idempotent basis elements in partition monoid P_n.
A256035
Number of idempotent basis elements in partition monoid P_n.
Terms
- a(0) =1a(1) =1a(2) =6a(3) =59a(4) =807a(5) =14102a(6) =301039a(7) =7618613a(8) =223586932a(9) =7482796089a(10) =281882090283
External references
- oeis: A256035