Number of base 26 circular n-digit numbers with adjacent digits differing by 3 or less.

A125336

Number of base 26 circular n-digit numbers with adjacent digits differing by 3 or less.

Terms

    a(0) =1a(1) =26a(2) =170a(3) =878a(4) =5314a(5) =32546a(6) =204290a(7) =1299114a(8) =8349954a(9) =54102794a(10) =352836290a(11) =2313260426a(12) =15233145250a(13) =100686576250a(14) =667632373298

External references