Number of partitions of [n] having exactly one block containing its own index when blocks are ordered with decreasing largest elements.
A350650
Number of partitions of [n] having exactly one block containing its own index when blocks are ordered with decreasing largest elements.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =3a(4) =7a(5) =25a(6) =91a(7) =390a(8) =1797a(9) =9069a(10) =49106a(11) =284537a(12) =1751554a(13) =11406588a(14) =78254594a(15) =563642925a(16) =4249337018a(17) =33443545866a(18) =274130245342
External references
- oeis: A350650