ribbon graph 0 sigma_0 = (0,13,10)(1,5,15)(2,16,12)(3,8,6)(4,14,9)(7,17,11) alpha_0 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_0 = (0,14,1,13,9,10,15,8,7,2,17,3,16,11,12,6,5,4) Aut(G_0) = C2 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 1 sigma_1 = (0,13,10)(1,9,16)(2,15,12)(3,14,4)(5,8,7)(6,17,11) alpha_1 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_1 = (0,1,13,14,7,9,10,16,8,6,2,17,5,3,15,11,12,4) Aut(G_1) = C2 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 2 sigma_2 = (0,13,10)(1,9,17)(2,4,14)(3,15,5)(6,11,16)(7,12,8) alpha_2 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_2 = (0,1,13,2,6,3,7,11,14,15,16,8,9,10,17,12,5,4) Aut(G_2) = 1 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 3 sigma_3 = (0,13,10)(1,15,12)(2,4,14)(3,7,8)(5,17,9)(6,16,11) alpha_3 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_3 = (0,17,7,6,1,13,2,16,3,15,11,14,9,10,12,8,5,4) Aut(G_3) = C2 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 4 sigma_4 = (0,7,17)(1,13,12)(2,10,8)(3,6,16)(4,14,11)(5,9,15) alpha_4 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_4 = (0,5,4,1,2,14,15,3,13,11,8,7,6,9,17,10,12,16) Aut(G_4) = C2 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 5 sigma_5 = (0,17,10)(1,13,12)(2,8,7)(3,6,16)(4,14,11)(5,9,15) alpha_5 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_5 = (0,5,4,1,17,2,14,15,3,13,11,7,6,9,10,12,16,8) Aut(G_5) = C3 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 6 sigma_6 = (0,14,10)(1,7,8)(2,13,12)(3,16,9)(4,15,5)(6,17,11) alpha_6 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_6 = (0,16,1,14,15,11,12,9,10,8,6,4,2,17,7,3,13,5) Aut(G_6) = 1 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 7 sigma_7 = (0,14,10)(1,16,6)(2,13,12)(3,11,17)(4,15,5)(7,9,8) alpha_7 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_7 = (0,7,1,14,15,16,8,11,12,17,9,10,6,4,2,3,13,5) Aut(G_7) = 1 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] -------------------------------------------------------------------------------- ribbon graph 8 sigma_8 = (0,14,10)(1,9,16)(2,13,12)(3,11,17)(4,15,5)(6,7,8) alpha_8 = (0,9)(1,10)(2,11)(3,12)(4,13)(5,14)(6,15)(7,16)(8,17) phi_8 = (0,1,14,15,8,11,12,17,7,9,10,16,6,4,2,3,13,5) Aut(G_8) = C2 edge-face adjacency matrix [2 2 2 2 2 2 2 2 2] --------------------------------------------------------------------------------