| extension | φ:Q→Aut N | d | ρ | Label | ID | 
| C2.1(C2×C8.C22) = C2×C23.38D4 | central extension (φ=1) | 64 |  | C2.1(C2xC8.C2^2) | 128,1626 | 
| C2.2(C2×C8.C22) = C2×C23.36D4 | central extension (φ=1) | 64 |  | C2.2(C2xC8.C2^2) | 128,1627 | 
| C2.3(C2×C8.C22) = C2×M4(2)⋊C4 | central extension (φ=1) | 64 |  | C2.3(C2xC8.C2^2) | 128,1642 | 
| C2.4(C2×C8.C22) = C2×SD16⋊C4 | central extension (φ=1) | 64 |  | C2.4(C2xC8.C2^2) | 128,1672 | 
| C2.5(C2×C8.C22) = C2×Q16⋊C4 | central extension (φ=1) | 128 |  | C2.5(C2xC8.C2^2) | 128,1673 | 
| C2.6(C2×C8.C22) = C4×C8.C22 | central extension (φ=1) | 64 |  | C2.6(C2xC8.C2^2) | 128,1677 | 
| C2.7(C2×C8.C22) = C2×Q8⋊D4 | central stem extension (φ=1) | 64 |  | C2.7(C2xC8.C2^2) | 128,1730 | 
| C2.8(C2×C8.C22) = C2×C22⋊Q16 | central stem extension (φ=1) | 64 |  | C2.8(C2xC8.C2^2) | 128,1731 | 
| C2.9(C2×C8.C22) = C2×D4.7D4 | central stem extension (φ=1) | 64 |  | C2.9(C2xC8.C2^2) | 128,1733 | 
| C2.10(C2×C8.C22) = C24.178D4 | central stem extension (φ=1) | 32 |  | C2.10(C2xC8.C2^2) | 128,1736 | 
| C2.11(C2×C8.C22) = C24.106D4 | central stem extension (φ=1) | 32 |  | C2.11(C2xC8.C2^2) | 128,1739 | 
| C2.12(C2×C8.C22) = C2×D4.D4 | central stem extension (φ=1) | 64 |  | C2.12(C2xC8.C2^2) | 128,1762 | 
| C2.13(C2×C8.C22) = C2×C4⋊2Q16 | central stem extension (φ=1) | 128 |  | C2.13(C2xC8.C2^2) | 128,1765 | 
| C2.14(C2×C8.C22) = C2×Q8.D4 | central stem extension (φ=1) | 64 |  | C2.14(C2xC8.C2^2) | 128,1766 | 
| C2.15(C2×C8.C22) = C42.212D4 | central stem extension (φ=1) | 64 |  | C2.15(C2xC8.C2^2) | 128,1769 | 
| C2.16(C2×C8.C22) = C42.445D4 | central stem extension (φ=1) | 64 |  | C2.16(C2xC8.C2^2) | 128,1771 | 
| C2.17(C2×C8.C22) = C2×C8⋊D4 | central stem extension (φ=1) | 64 |  | C2.17(C2xC8.C2^2) | 128,1783 | 
| C2.18(C2×C8.C22) = C2×C8.D4 | central stem extension (φ=1) | 64 |  | C2.18(C2xC8.C2^2) | 128,1785 | 
| C2.19(C2×C8.C22) = M4(2)⋊15D4 | central stem extension (φ=1) | 32 |  | C2.19(C2xC8.C2^2) | 128,1788 | 
| C2.20(C2×C8.C22) = C2×D4⋊Q8 | central stem extension (φ=1) | 64 |  | C2.20(C2xC8.C2^2) | 128,1802 | 
| C2.21(C2×C8.C22) = C2×Q8⋊Q8 | central stem extension (φ=1) | 128 |  | C2.21(C2xC8.C2^2) | 128,1805 | 
| C2.22(C2×C8.C22) = C2×Q8.Q8 | central stem extension (φ=1) | 128 |  | C2.22(C2xC8.C2^2) | 128,1807 | 
| C2.23(C2×C8.C22) = C42.220D4 | central stem extension (φ=1) | 64 |  | C2.23(C2xC8.C2^2) | 128,1810 | 
| C2.24(C2×C8.C22) = C42.448D4 | central stem extension (φ=1) | 64 |  | C2.24(C2xC8.C2^2) | 128,1811 | 
| C2.25(C2×C8.C22) = C2×C22.D8 | central stem extension (φ=1) | 64 |  | C2.25(C2xC8.C2^2) | 128,1817 | 
| C2.26(C2×C8.C22) = C2×C23.47D4 | central stem extension (φ=1) | 64 |  | C2.26(C2xC8.C2^2) | 128,1818 | 
| C2.27(C2×C8.C22) = C2×C23.20D4 | central stem extension (φ=1) | 64 |  | C2.27(C2xC8.C2^2) | 128,1820 | 
| C2.28(C2×C8.C22) = C24.183D4 | central stem extension (φ=1) | 32 |  | C2.28(C2xC8.C2^2) | 128,1824 | 
| C2.29(C2×C8.C22) = C24.118D4 | central stem extension (φ=1) | 32 |  | C2.29(C2xC8.C2^2) | 128,1827 | 
| C2.30(C2×C8.C22) = C42.451D4 | central stem extension (φ=1) | 64 |  | C2.30(C2xC8.C2^2) | 128,1839 | 
| C2.31(C2×C8.C22) = C42.226D4 | central stem extension (φ=1) | 64 |  | C2.31(C2xC8.C2^2) | 128,1840 | 
| C2.32(C2×C8.C22) = C42.228D4 | central stem extension (φ=1) | 32 |  | C2.32(C2xC8.C2^2) | 128,1842 | 
| C2.33(C2×C8.C22) = C42.230D4 | central stem extension (φ=1) | 64 |  | C2.33(C2xC8.C2^2) | 128,1844 | 
| C2.34(C2×C8.C22) = C42.231D4 | central stem extension (φ=1) | 64 |  | C2.34(C2xC8.C2^2) | 128,1845 | 
| C2.35(C2×C8.C22) = C42.234D4 | central stem extension (φ=1) | 64 |  | C2.35(C2xC8.C2^2) | 128,1848 | 
| C2.36(C2×C8.C22) = C42.235D4 | central stem extension (φ=1) | 64 |  | C2.36(C2xC8.C2^2) | 128,1849 | 
| C2.37(C2×C8.C22) = C2×C42.28C22 | central stem extension (φ=1) | 64 |  | C2.37(C2xC8.C2^2) | 128,1864 | 
| C2.38(C2×C8.C22) = C2×C42.30C22 | central stem extension (φ=1) | 128 |  | C2.38(C2xC8.C2^2) | 128,1866 | 
| C2.39(C2×C8.C22) = C42.241D4 | central stem extension (φ=1) | 64 |  | C2.39(C2xC8.C2^2) | 128,1871 | 
| C2.40(C2×C8.C22) = C42.243D4 | central stem extension (φ=1) | 64 |  | C2.40(C2xC8.C2^2) | 128,1873 | 
| C2.41(C2×C8.C22) = C2×C8.2D4 | central stem extension (φ=1) | 64 |  | C2.41(C2xC8.C2^2) | 128,1881 | 
| C2.42(C2×C8.C22) = M4(2)⋊8D4 | central stem extension (φ=1) | 64 |  | C2.42(C2xC8.C2^2) | 128,1884 | 
| C2.43(C2×C8.C22) = C2×C8⋊Q8 | central stem extension (φ=1) | 128 |  | C2.43(C2xC8.C2^2) | 128,1893 | 
| C2.44(C2×C8.C22) = M4(2)⋊5Q8 | central stem extension (φ=1) | 64 |  | C2.44(C2xC8.C2^2) | 128,1897 | 
| C2.45(C2×C8.C22) = C42.256D4 | central stem extension (φ=1) | 64 |  | C2.45(C2xC8.C2^2) | 128,1904 | 
| C2.46(C2×C8.C22) = C42.258D4 | central stem extension (φ=1) | 64 |  | C2.46(C2xC8.C2^2) | 128,1913 | 
| C2.47(C2×C8.C22) = C42.259D4 | central stem extension (φ=1) | 64 |  | C2.47(C2xC8.C2^2) | 128,1914 | 
| C2.48(C2×C8.C22) = C42.262D4 | central stem extension (φ=1) | 64 |  | C2.48(C2xC8.C2^2) | 128,1917 | 
| C2.49(C2×C8.C22) = C24.123D4 | central stem extension (φ=1) | 32 |  | C2.49(C2xC8.C2^2) | 128,1922 | 
| C2.50(C2×C8.C22) = C24.126D4 | central stem extension (φ=1) | 32 |  | C2.50(C2xC8.C2^2) | 128,1925 | 
| C2.51(C2×C8.C22) = C24.128D4 | central stem extension (φ=1) | 32 |  | C2.51(C2xC8.C2^2) | 128,1927 | 
| C2.52(C2×C8.C22) = C24.129D4 | central stem extension (φ=1) | 32 |  | C2.52(C2xC8.C2^2) | 128,1928 | 
| C2.53(C2×C8.C22) = C42.264D4 | central stem extension (φ=1) | 64 |  | C2.53(C2xC8.C2^2) | 128,1938 | 
| C2.54(C2×C8.C22) = C42.267D4 | central stem extension (φ=1) | 64 |  | C2.54(C2xC8.C2^2) | 128,1941 | 
| C2.55(C2×C8.C22) = C42.268D4 | central stem extension (φ=1) | 64 |  | C2.55(C2xC8.C2^2) | 128,1942 | 
| C2.56(C2×C8.C22) = C42.273D4 | central stem extension (φ=1) | 32 |  | C2.56(C2xC8.C2^2) | 128,1947 | 
| C2.57(C2×C8.C22) = C42.274D4 | central stem extension (φ=1) | 64 |  | C2.57(C2xC8.C2^2) | 128,1948 | 
| C2.58(C2×C8.C22) = C42.276D4 | central stem extension (φ=1) | 64 |  | C2.58(C2xC8.C2^2) | 128,1950 | 
| C2.59(C2×C8.C22) = C42.278D4 | central stem extension (φ=1) | 64 |  | C2.59(C2xC8.C2^2) | 128,1958 | 
| C2.60(C2×C8.C22) = C42.281D4 | central stem extension (φ=1) | 64 |  | C2.60(C2xC8.C2^2) | 128,1961 | 
| C2.61(C2×C8.C22) = C42.283D4 | central stem extension (φ=1) | 64 |  | C2.61(C2xC8.C2^2) | 128,1963 | 
| C2.62(C2×C8.C22) = C42.288D4 | central stem extension (φ=1) | 64 |  | C2.62(C2xC8.C2^2) | 128,1968 | 
| C2.63(C2×C8.C22) = C42.289D4 | central stem extension (φ=1) | 64 |  | C2.63(C2xC8.C2^2) | 128,1969 | 
| C2.64(C2×C8.C22) = C42.290D4 | central stem extension (φ=1) | 64 |  | C2.64(C2xC8.C2^2) | 128,1970 | 
| C2.65(C2×C8.C22) = C42.291D4 | central stem extension (φ=1) | 64 |  | C2.65(C2xC8.C2^2) | 128,1971 | 
| C2.66(C2×C8.C22) = C42.296D4 | central stem extension (φ=1) | 64 |  | C2.66(C2xC8.C2^2) | 128,1980 | 
| C2.67(C2×C8.C22) = C42.300D4 | central stem extension (φ=1) | 64 |  | C2.67(C2xC8.C2^2) | 128,1984 | 
| C2.68(C2×C8.C22) = C42.302D4 | central stem extension (φ=1) | 64 |  | C2.68(C2xC8.C2^2) | 128,1986 | 
| C2.69(C2×C8.C22) = C42.303D4 | central stem extension (φ=1) | 64 |  | C2.69(C2xC8.C2^2) | 128,1987 | 
| C2.70(C2×C8.C22) = SD16⋊6D4 | central stem extension (φ=1) | 32 |  | C2.70(C2xC8.C2^2) | 128,1998 | 
| C2.71(C2×C8.C22) = Q16⋊9D4 | central stem extension (φ=1) | 64 |  | C2.71(C2xC8.C2^2) | 128,2002 | 
| C2.72(C2×C8.C22) = SD16⋊3D4 | central stem extension (φ=1) | 64 |  | C2.72(C2xC8.C2^2) | 128,2008 | 
| C2.73(C2×C8.C22) = Q16⋊5D4 | central stem extension (φ=1) | 64 |  | C2.73(C2xC8.C2^2) | 128,2010 | 
| C2.74(C2×C8.C22) = C42.47C23 | central stem extension (φ=1) | 64 |  | C2.74(C2xC8.C2^2) | 128,2044 | 
| C2.75(C2×C8.C22) = C42.49C23 | central stem extension (φ=1) | 32 |  | C2.75(C2xC8.C2^2) | 128,2046 | 
| C2.76(C2×C8.C22) = C42.51C23 | central stem extension (φ=1) | 64 |  | C2.76(C2xC8.C2^2) | 128,2048 | 
| C2.77(C2×C8.C22) = C42.55C23 | central stem extension (φ=1) | 64 |  | C2.77(C2xC8.C2^2) | 128,2052 | 
| C2.78(C2×C8.C22) = C42.477C23 | central stem extension (φ=1) | 64 |  | C2.78(C2xC8.C2^2) | 128,2060 | 
| C2.79(C2×C8.C22) = C42.478C23 | central stem extension (φ=1) | 64 |  | C2.79(C2xC8.C2^2) | 128,2061 | 
| C2.80(C2×C8.C22) = C42.480C23 | central stem extension (φ=1) | 64 |  | C2.80(C2xC8.C2^2) | 128,2063 | 
| C2.81(C2×C8.C22) = C42.482C23 | central stem extension (φ=1) | 64 |  | C2.81(C2xC8.C2^2) | 128,2065 | 
| C2.82(C2×C8.C22) = C42.58C23 | central stem extension (φ=1) | 64 |  | C2.82(C2xC8.C2^2) | 128,2076 | 
| C2.83(C2×C8.C22) = C42.60C23 | central stem extension (φ=1) | 64 |  | C2.83(C2xC8.C2^2) | 128,2078 | 
| C2.84(C2×C8.C22) = C42.497C23 | central stem extension (φ=1) | 64 |  | C2.84(C2xC8.C2^2) | 128,2088 | 
| C2.85(C2×C8.C22) = C42.498C23 | central stem extension (φ=1) | 64 |  | C2.85(C2xC8.C2^2) | 128,2089 | 
| C2.86(C2×C8.C22) = C42.510C23 | central stem extension (φ=1) | 64 |  | C2.86(C2xC8.C2^2) | 128,2101 | 
| C2.87(C2×C8.C22) = C42.513C23 | central stem extension (φ=1) | 64 |  | C2.87(C2xC8.C2^2) | 128,2104 | 
| C2.88(C2×C8.C22) = C42.515C23 | central stem extension (φ=1) | 128 |  | C2.88(C2xC8.C2^2) | 128,2106 | 
| C2.89(C2×C8.C22) = C42.516C23 | central stem extension (φ=1) | 64 |  | C2.89(C2xC8.C2^2) | 128,2107 | 
| C2.90(C2×C8.C22) = SD16⋊Q8 | central stem extension (φ=1) | 64 |  | C2.90(C2xC8.C2^2) | 128,2117 | 
| C2.91(C2×C8.C22) = Q16⋊4Q8 | central stem extension (φ=1) | 128 |  | C2.91(C2xC8.C2^2) | 128,2119 | 
| C2.92(C2×C8.C22) = C42.73C23 | central stem extension (φ=1) | 64 |  | C2.92(C2xC8.C2^2) | 128,2130 | 
| C2.93(C2×C8.C22) = C42.75C23 | central stem extension (φ=1) | 64 |  | C2.93(C2xC8.C2^2) | 128,2132 |