Number of base 7 circular n-digit numbers with adjacent digits differing by 3 or less.
A125317
Number of base 7 circular n-digit numbers with adjacent digits differing by 3 or less.
Terms
- a(0) =1a(1) =7a(2) =37a(3) =175a(4) =925a(5) =4977a(6) =27067a(7) =147777a(8) =808165a(9) =4422703a(10) =24210127a(11) =132542813a(12) =725664307a(13) =3973047319a(14) =21752799623a(15) =119098967235a(16) =652080798837
External references
- oeis: A125317