Number of unlabeled loopless multigraphs with n nodes of degree 4 or less.
A333895
Number of unlabeled loopless multigraphs with n nodes of degree 4 or less.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =14a(4) =61a(5) =243a(6) =1228a(7) =6684a(8) =42681a(9) =304569a(10) =2445296a(11) =21676143a(12) =210409238a(13) =2213794888a(14) =25064493886a(15) =303468325469
External references
- oeis: A333895