Number of permutations avoiding the consecutive pattern 45213.

A202223

Number of permutations avoiding the consecutive pattern 45213.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =24a(4) =119a(5) =708a(6) =4914a(7) =38977a(8) =347808a(9) =3448482a(10) =37610495a(11) =447485376a(12) =5767807974a(13) =80062182733

External references