Number of conjugated cycles composed of six carbons in (n,n)-nanotubes in terms of the number of naphthalene units.
A121254
Number of conjugated cycles composed of six carbons in (n,n)-nanotubes in terms of the number of naphthalene units.
Terms
- a(0) =4a(1) =16a(2) =60a(3) =208a(4) =680a(5) =2136a(6) =6524a(7) =19520a(8) =57492a(9) =167240a(10) =481624a(11) =1375536
External references
- oeis: A121254