A REGULAR GRAPH OF GIRTH 6 AND VALENCY 11

Let f(11,6) be the number of vertices of an (11,6)-cage. By giving a regular graph of girth 6 and valency 11, we show that f(11,6)≤240. This is the best known upper bound for f(11,6).

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[2]  Pak-Ken Wong,et al.  Cages - a survey , 1982, J. Graph Theory.