Number of length n+1 nonnegative integer arrays starting and ending with 0 with adjacent elements unequal but differing by no more than 7.
A205340
Number of length n+1 nonnegative integer arrays starting and ending with 0 with adjacent elements unequal but differing by no more than 7.
Terms
- a(0) =0a(1) =7a(2) =42a(3) =441a(4) =4424a(5) =48335a(6) =542850a(7) =6285127a(8) =74286702a(9) =893407361a(10) =10894937088a(11) =134418087923
External references
- oeis: A205340