Number of transitive reflexive early confluent binary relations R on n labeled elements where |{y : xRy}| <= 6 for all x.
A210914
Number of transitive reflexive early confluent binary relations R on n labeled elements where |{y : xRy}| <= 6 for all x.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =26a(4) =243a(5) =2992a(6) =45906a(7) =797994a(8) =15774047a(9) =348543878a(10) =8517326911a(11) =228090873748
External references
- oeis: A210914