Number of 0..6 arrays of length n with each element differing from at least one neighbor by 1 or less.
A221594
Number of 0..6 arrays of length n with each element differing from at least one neighbor by 1 or less.
Terms
- a(0) =0a(1) =19a(2) =53a(3) =361a(4) =1593a(5) =8475a(6) =41401a(7) =210101a(8) =1047967a(9) =5267759a(10) =26387005a(11) =132384353a(12) =663707187a(13) =3328545333a(14) =16690533369a(15) =83697779149a(16) =419705882541
External references
- oeis: A221594