Number of connected trivalent graphs with 2n nodes and with girth exactly 3.
A006923
Number of connected trivalent graphs with 2n nodes and with girth exactly 3.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =1a(4) =3a(5) =13a(6) =63a(7) =399a(8) =3268a(9) =33496a(10) =412943a(11) =5883727a(12) =94159721a(13) =1661723296a(14) =31954666517a(15) =663988090257
External references
- oeis: A006923