142276

Appears in sequences

• Number of n-node simple graphs having clique number 4.at n=8A052452
• Triangle read by rows formed from nonzero entries in table of number of graphs on n nodes with clique number k.at n=33A115196
• Number of -3..3 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^(t+u+v)) having two, three, four, six or seven distinct values for every i,j,k<=n.at n=7A211740
• Triangle read by rows: T(n,k) is the number of unlabeled simple graphs on n vertices with independence number k.at n=39A263341
• Triangle read by rows: T(n,k) is the number of graphs with n vertices with vertex cover number k-1.at n=41A287024