Number of base 16 n-digit numbers with adjacent digits differing by two or less.
A126403
Number of base 16 n-digit numbers with adjacent digits differing by two or less.
Terms
- a(0) =1a(1) =16a(2) =74a(3) =350a(4) =1668a(5) =7986a(6) =38348a(7) =184524a(8) =889230a(9) =4290030a(10) =20714382a(11) =100083072a(12) =483793208a(13) =2339478320a(14) =11316186924a(15) =54748710158a(16) =264922095330
External references
- oeis: A126403