Number of base 18 circular n-digit numbers with adjacent digits differing by 9 or less.

A125475

Number of base 18 circular n-digit numbers with adjacent digits differing by 9 or less.

Terms

    a(0) =1a(1) =18a(2) =252a(3) =3168a(4) =44472a(5) =634368a(6) =9124092a(7) =131601852a(8) =1900243080a(9) =27449395092a(10) =396572715092

External references