E Elise123 Jan 2020 3 0 Uk Feb 9, 2020 #1 So I found out that $\sigma(K_6)=\{[-1]^5,[5]\}.$ However how would I use this to calculate the number of edges and triangles in K6?

So I found out that $\sigma(K_6)=\{[-1]^5,[5]\}.$ However how would I use this to calculate the number of edges and triangles in K6?