Number of unlabeled connected simple graphs with n nodes of degree 4 or less.
A121941
Number of unlabeled connected simple graphs with n nodes of degree 4 or less.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =6a(5) =21a(6) =78a(7) =353a(8) =1929a(9) =12207a(10) =89402a(11) =739335a(12) =6800637a(13) =68531618a(14) =748592936a(15) =8788983173a(16) =110201690911
External references
- oeis: A121941