Number of base-9 circular n-digit numbers with adjacent digits differing by 5 or less.

A125372

Number of base-9 circular n-digit numbers with adjacent digits differing by 5 or less.

Terms

    a(0) =1a(1) =9a(2) =69a(3) =489a(4) =3773a(5) =29359a(6) =229371a(7) =1793675a(8) =14030597a(9) =109759917a(10) =858660839a(11) =6717419531a(12) =52551380915a(13) =411117567181

External references