Number of length n+1 nonnegative integer arrays starting and ending with 0 with adjacent elements unequal but differing by no more than 6.
A205339
Number of length n+1 nonnegative integer arrays starting and ending with 0 with adjacent elements unequal but differing by no more than 6.
Terms
- a(0) =0a(1) =6a(2) =30a(3) =277a(4) =2370a(5) =22297a(6) =214724a(7) =2133784a(8) =21632020a(9) =223143400a(10) =2333651994a(11) =24689732388a(12) =263770658256
External references
- oeis: A205339