A125350 Number of base 13 circular n-digit numbers with adjacent digits differing by 4 or less.

1, 13, 97, 613, 4457, 33063, 250669, 1923655, 14884769, 115789951, 903866897, 7071440807, 55403165585, 434470766327, 3409117220977, 26760021485703, 210104387835521, 1649871912782039, 12957097087570897, 101763543017243975

Offset: 0

Author

R. H. Hardin, Dec 28 2006

Keywords

• nonn
• base

Comments

[Empirical] a(base,n)=a(base-1,n)+A025014(n+1) for base>=4.int(n/2)+1

Links

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