Number of not necessarily connected 3-regular simple graphs on 2n vertices with girth at least 4.
A185334
Number of not necessarily connected 3-regular simple graphs on 2n vertices with girth at least 4.
Terms
- a(0) =1a(1) =0a(2) =0a(3) =1a(4) =2a(5) =6a(6) =23a(7) =112a(8) =801a(9) =7840a(10) =97723a(11) =1436873a(12) =23791155a(13) =432878091a(14) =8544173926a(15) =181519645163
External references
- oeis: A185334