graphs

degseq= [1, 1, 2, 2, 2, 4] pi= [1, 1, 1, 1, 1, 2] charpoly= [0, 0, 1, -1, -4, 0, 4] for "R", [3, 4, 5, 5, 3, 1] "B", [6, 6, 6, 6, 4, 2]

degseq= [1, 1, 2, 2, 2, 4] pi= [1, 1, 1, 1, 1, 2] charpoly= [0, 0, 1, -1, -4, 0, 4] for "R", [3, 5, 4, 3, 4, 1] "B", [6, 6, 6, 5, 6, 2]

degseq= [1, 1, 2, 2, 2, 4] pi= [1, 1, 1, 1, 1, 2] charpoly= [0, 0, 1, -1, -4, 0, 4] for "R", [4, 3, 5, 5, 3, 1] "B", [6, 6, 6, 6, 4, 2]

degseq= [1, 1, 2, 2, 2, 4] pi= [1, 1, 1, 1, 1, 2] charpoly= [0, 0, 1, -1, -4, 0, 4] for "R", [4, 5, 4, 3, 3, 1] "B", [6, 6, 5, 6, 6, 2]

degseq= [1, 1, 2, 2, 2, 4] pi= [1, 1, 1, 1, 1, 2] charpoly= [0, 0, 1, -1, -4, 0, 4] for "R", [5, 3, 4, 3, 4, 1] "B", [6, 6, 6, 5, 6, 2]

degseq= [1, 1, 2, 2, 2, 4] pi= [1, 1, 1, 1, 1, 2] charpoly= [0, 0, 1, -1, -4, 0, 4] for "R", [5, 4, 4, 3, 3, 1] "B", [6, 6, 5, 6, 6, 2]