Number of binary min heaps on [n] that give a max heap when reversed.
A273755
Number of binary min heaps on [n] that give a max heap when reversed.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =5a(7) =11a(8) =26a(9) =55a(10) =214a(11) =547a(12) =1802a(13) =6579a(14) =22446a(15) =77170a(16) =401150a(17) =1509788a(18) =7198829a(19) =36540168
External references
- oeis: A273755