Number of positive integers with n digits in which adjacent digits differ by at most 6.
A383201
Number of positive integers with n digits in which adjacent digits differ by at most 6.
Terms
- a(0) =9a(1) =81a(2) =724a(3) =6472a(4) =57851a(5) =517112a(6) =4622299a(7) =41317257a(8) =369321783a(9) =3301249634a(10) =29508817638a(11) =263769909867
External references
- oeis: A383201