Cage order $n(4,6)$

The order of a $(4,6)$-cage, a $4$-regular graph of girth $6$ of minimum order.

Updates

• Upper bound: $26$
  Reference unknown
  [via Dynamic Cage Survey, Geoffrey Exoo and Robert Jajcay, 2013-07-26]
• Lower bound: $26$
  Reference unknown
  [via Dynamic Cage Survey, Geoffrey Exoo and Robert Jajcay, 2013-07-26]