Number of base 10 n-digit numbers with adjacent digits differing by two or less.
A126397
Number of base 10 n-digit numbers with adjacent digits differing by two or less.
Terms
- a(0) =1a(1) =10a(2) =44a(3) =200a(4) =918a(5) =4236a(6) =19598a(7) =90790a(8) =420870a(9) =1951636a(10) =9051480a(11) =41983154a(12) =194736668a(13) =903293618a(14) =4190003458a(15) =19435777562a(16) =90155141564a(17) =418195731384
External references
- oeis: A126397