Number of permutations of [n] with exactly nine (possibly overlapping) occurrences of the generalized pattern 23-1.
A264468
Number of permutations of [n] with exactly nine (possibly overlapping) occurrences of the generalized pattern 23-1.
Terms
- a(0) =18a(1) =780a(2) =15627a(3) =235045a(4) =3086010a(5) =37816568a(6) =449766437a(7) =5291113080a(8) =62237008779a(9) =736806459069
External references
- oeis: A264468