Number of sequences over the alphabet {0,1,...,9} such that no two consecutive terms have distance 3.
A287827
Number of sequences over the alphabet {0,1,...,9} such that no two consecutive terms have distance 3.
Terms
- a(0) =1a(1) =10a(2) =86a(3) =742a(4) =6404a(5) =55274a(6) =477082a(7) =4117804a(8) =35541714a(9) =306768722a(10) =2647791524a(11) =22853698754a(12) =197255539962
External references
- oeis: A287827