Number of base 9 circular n-digit numbers with adjacent digits differing by 7 or less.
A125421
Number of base 9 circular n-digit numbers with adjacent digits differing by 7 or less.
Terms
- a(0) =1a(1) =9a(2) =79a(3) =681a(4) =5987a(5) =52649a(6) =463087a(7) =4073225a(8) =35827395a(9) =315131721a(10) =2771845519a(11) =24380686185a(12) =214448408099
External references
- oeis: A125421