Number of inversion sequences avoiding the vincular pattern 2-01 (or 2-10).
A336072
Number of inversion sequences avoiding the vincular pattern 2-01 (or 2-10).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =118a(5) =680a(6) =4460a(7) =32634a(8) =262536a(9) =2296532
External references
- oeis: A336072