A125329 Number of base 19 circular n-digit numbers with adjacent digits differing by 3 or less.

1, 19, 121, 619, 3697, 22389, 138973, 874277, 5559985, 35648953, 230069191, 1492690207, 9727027549, 63617931357, 417371683689, 2745447557409, 18100412004049, 119567904627743, 791186114040565, 5243056748156375

Offset: 0

Author

R. H. Hardin, Dec 28 2006

Keywords

• nonn
• base

Comments

[Empirical] a(base,n)=a(base-1,n)+A025012(n+1) for base>=3.int(n/2)+1

Links

• OEIS Wiki, Number of base k circular n-digit numbers with adjacent digits differing by d or less