Number of permutations of [n] with a strongly unimodal cycle size list.
A286077
Number of permutations of [n] with a strongly unimodal cycle size list.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =5a(4) =16a(5) =80a(6) =468a(7) =3220a(8) =24436a(9) =218032a(10) =2114244a(11) =22759788a(12) =267150264a(13) =3413938512a(14) =46668380592a(15) =690881123856
External references
- oeis: A286077