Number of connected simple graphs with n vertices, n+6 edges, and vertex degrees no more than 4.
A112426
Number of connected simple graphs with n vertices, n+6 edges, and vertex degrees no more than 4.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =9a(7) =134a(8) =1714a(9) =18436a(10) =167703a(11) =1327240a(12) =9372119a(13) =60324933a(14) =359730035a(15) =2012733260a(16) =10670975762a(17) =54028108819a(18) =262872075003
External references
- oeis: A112426