Number of connected simple graphs with n vertices, n+5 edges, and vertex degrees no more than 4.
A112425
Number of connected simple graphs with n vertices, n+5 edges, and vertex degrees no more than 4.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =3a(6) =31a(7) =298a(8) =2616a(9) =20346a(10) =140605a(11) =880737a(12) =5082279a(13) =27402524a(14) =139587885a(15) =677772953a(16) =3158930531a(17) =14212444473a(18) =62009204208a(19) =263350765116
External references
- oeis: A112425