Number of base 28 n-digit numbers with adjacent digits differing by four or less.

A126523

Number of base 28 n-digit numbers with adjacent digits differing by four or less.

Terms

    a(0) =1a(1) =28a(2) =232a(3) =1968a(4) =16832a(5) =144660a(6) =1247088a(7) =10773792a(8) =93218308a(9) =807453712a(10) =6999891340a(11) =60719731236a(12) =526944732908

External references