Cage order $n(18,12)$
The order of a $(18,12)$-cage, a $18$-regular graph of girth $12$ of minimum order.
Lower bound:
Unknown
Upper bound:
$3017196$
(3,017,196)
Updates
-
Upper bound: $3017196$
(3,017,196)
Reference unknown
[via Dynamic Cage Survey, Geoffrey Exoo and Robert Jajcay, 2013-07-26]