Number of base 20 circular n-digit numbers with adjacent digits differing by 6 or less.
A125408
Number of base 20 circular n-digit numbers with adjacent digits differing by 6 or less.
Terms
- a(0) =1a(1) =20a(2) =218a(3) =1994a(4) =21078a(5) =227450a(6) =2509508a(7) =28044008a(8) =316237326a(9) =3587876114a(10) =40876370578a(11) =467018577782
External references
- oeis: A125408