Number of inversion sequences of length n avoiding the consecutive pattern 101.
A328507
Number of inversion sequences of length n avoiding the consecutive pattern 101.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =23a(5) =109a(6) =619a(7) =4113a(8) =31352a(9) =269841a(10) =2589026a(11) =27404677a(12) =317265161a(13) =3988181568a(14) =54099618419a(15) =787705115000
External references
- oeis: A328507