Number of base 18 n-digit numbers with adjacent digits differing by four or less.
A126513
Number of base 18 n-digit numbers with adjacent digits differing by four or less.
Terms
- a(0) =1a(1) =18a(2) =142a(3) =1158a(4) =9542a(5) =79050a(6) =656612a(7) =5461074a(8) =45448824a(9) =378357098a(10) =3150263772a(11) =26231558496a(12) =218432355062
External references
- oeis: A126513