Number of base 16 circular n-digit numbers with adjacent digits differing by 4 or less.

A125353

Number of base 16 circular n-digit numbers with adjacent digits differing by 4 or less.

Terms

    a(0) =1a(1) =16a(2) =124a(3) =796a(4) =5924a(5) =44916a(6) =348652a(7) =2743036a(8) =21801764a(9) =174565444a(10) =1405459324a(11) =11362215276a(12) =92138276228a(13) =748875775404

External references