Number of permutations avoiding the consecutive pattern 3412.
A113229
Number of permutations avoiding the consecutive pattern 3412.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =23a(5) =110a(6) =631a(7) =4223a(8) =32301a(9) =277962a(10) =2657797a(11) =27954521a(12) =320752991a(13) =3987045780a(14) =53372351265a(15) =765499019221
External references
- oeis: A113229