Number of permutations avoiding the consecutive pattern 43251.

A202215

Number of permutations avoiding the consecutive pattern 43251.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =24a(4) =119a(5) =708a(6) =4914a(7) =38977a(8) =347783a(9) =3447982a(10) =37602245a(11) =447353497a(12) =5765670515a(13) =80026435959

External references