Number of unordered pairs {p,q} of partitions of n into distinct parts such that p and q are incomparable in the dominance order.
A265508
Number of unordered pairs {p,q} of partitions of n into distinct parts such that p and q are incomparable in the dominance order.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =0a(9) =1a(10) =1a(11) =3a(12) =5a(13) =10a(14) =15a(15) =29a(16) =42a(17) =68a(18) =109a(19) =162a(20) =240a(21) =364a(22) =527a(23) =749a(24) =1096a(25) =1529a(26) =2162a(27) =3026a(28) =4179a(29) =5702
External references
- oeis: A265508