Number of base 26 n-digit numbers with adjacent digits differing by two or less.
A126413
Number of base 26 n-digit numbers with adjacent digits differing by two or less.
Terms
- a(0) =1a(1) =26a(2) =124a(3) =600a(4) =2918a(5) =14236a(6) =69598a(7) =340774a(8) =1670480a(9) =8196280a(10) =40245610a(11) =197738510a(12) =972059180a(13) =4780678950a(14) =23520964308a(15) =115762376468a(16) =569912653284
External references
- oeis: A126413