Number of base 26 circular n-digit numbers with adjacent digits differing by 2 or less.
A124954
Number of base 26 circular n-digit numbers with adjacent digits differing by 2 or less.
Terms
- a(0) =1a(1) =26a(2) =124a(3) =464a(4) =2032a(5) =8956a(6) =40498a(7) =185358a(8) =857352a(9) =3996572a(10) =18748294a(11) =88404078a(12) =418649134a(13) =1989796094a(14) =9486867052a(15) =45353726944a(16) =217336589784
External references
- oeis: A124954