Number of sequences of n integers p(i) i=0..n-1 with 0<=p(i)<=5*i and -5<p(i)-p(i-1)<=5.

A180910

Number of sequences of n integers p(i) i=0..n-1 with 0<=p(i)<=5*i and -5<p(i)-p(i-1)<=5.

Terms

    a(0) =1a(1) =6a(2) =50a(3) =444a(4) =4095a(5) =38532a(6) =367322a(7) =3533112a(8) =34204975a(9) =332775412a(10) =3249900751a(11) =31835316002a(12) =312622943953

External references