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Label Polynomial Discriminant Galois group Class group Regulator
12.2.167630295667.1 $x^{12} - 3 x^{11} + 4 x^{10} - x^{9} - 6 x^{8} + 15 x^{7} - 19 x^{6} + 15 x^{5} - 6 x^{4} - x^{3} + 4 x^{2} - 3 x + 1$ $-\,29^{2}\cdot 43\cdot 2153^{2}$ $C_2^6.S_6$ (as 12T293) trivial $3.5044254879$
12.2.168661105243.1 $x^{12} - 5 x^{11} + 12 x^{10} - 16 x^{9} + 12 x^{8} - 4 x^{7} + x^{6} - 3 x^{5} + 4 x^{4} - 3 x^{3} + x^{2} - 1$ $-\,67\cdot 131^{2}\cdot 383^{2}$ $C_2^6.S_6$ (as 12T293) trivial $3.51670744388$
12.2.173809422763.1 $x^{12} - 2 x^{11} + 3 x^{10} - 2 x^{9} - 2 x^{8} + 4 x^{7} - 2 x^{5} + 4 x^{3} - 3 x^{2} - x + 1$ $-\,31^{4}\cdot 53^{2}\cdot 67$ $C_2\wr (C_2\times S_4)$ (as 12T250) trivial $3.58278358615$
12.2.175113024319.1 $x^{12} - 4 x^{11} + 8 x^{10} - 9 x^{9} + 4 x^{8} + 5 x^{7} - 16 x^{6} + 23 x^{5} - 24 x^{4} + 19 x^{3} - 12 x^{2} + 5 x - 1$ $-\,23^{4}\cdot 79\cdot 89^{2}$ $C_2\wr (C_2\times S_4)$ (as 12T250) trivial $3.59783369219$
12.2.175122415616.1 $x^{12} - 4 x^{11} + 10 x^{10} - 16 x^{9} + 17 x^{8} - 6 x^{7} - 12 x^{6} + 30 x^{5} - 37 x^{4} + 30 x^{3} - 17 x^{2} + 6 x - 1$ $-\,2^{18}\cdot 71\cdot 97^{2}$ $S_4^2:D_4$ (as 12T260) trivial $3.6007962841$
12.2.177788874752.1 $x^{12} - 4 x^{9} + 3 x^{8} - 4 x^{7} + 11 x^{6} - 8 x^{5} + 8 x^{4} - 14 x^{3} + 13 x^{2} - 6 x + 1$ $-\,2^{12}\cdot 31^{4}\cdot 47$ $C_2\wr S_4$ (as 12T227) trivial $3.63511170932$
12.2.204800642687.1 $x^{12} - 3 x^{11} + 5 x^{10} - 3 x^{9} - 4 x^{8} + 12 x^{7} - 15 x^{6} + 12 x^{5} - 4 x^{4} - 3 x^{3} + 5 x^{2} - 3 x + 1$ $-\,23\cdot 197^{2}\cdot 479^{2}$ $C_2^6.S_6$ (as 12T293) trivial $3.96195936431$
12.2.205567038859.1 $x^{12} - x^{11} + 2 x^{10} + x^{8} + 4 x^{7} - 5 x^{6} + 4 x^{5} - 8 x^{4} + 4 x^{3} - 4 x^{2} + 2 x - 1$ $-\,7^{8}\cdot 13^{2}\cdot 211$ $D_4\wr C_3$ (as 12T222) trivial $3.97256263188$
12.2.206487484375.1 $x^{12} - x^{11} + 2 x^{10} + x^{9} - 3 x^{8} + 8 x^{7} - 13 x^{6} + 16 x^{5} - 17 x^{4} + 13 x^{3} - 8 x^{2} + 3 x - 1$ $-\,5^{6}\cdot 79\cdot 409^{2}$ $S_4^2:D_4$ (as 12T260) trivial $3.98211224603$
12.2.208976546875.1 $x^{12} - 2 x^{11} + 4 x^{10} - 5 x^{9} + 4 x^{8} + x^{7} - 9 x^{6} + 18 x^{5} - 22 x^{4} + 19 x^{3} - 12 x^{2} + 5 x - 1$ $-\,5^{6}\cdot 19\cdot 839^{2}$ $S_4^2:D_4$ (as 12T260) trivial $4.01927343849$
12.2.225117671875.1 $x^{12} - x^{10} - x^{9} - x^{8} + 3 x^{7} + 3 x^{6} - 2 x^{4} - 2 x^{3} - 1$ $-\,5^{6}\cdot 179\cdot 80489$ $S_6\wr C_2$ (as 12T299) trivial $4.20942666663$
12.2.233544944483.1 $x^{12} - 3 x^{11} + 2 x^{10} + 5 x^{9} - 9 x^{8} + 3 x^{7} + 6 x^{6} - 7 x^{5} + 3 x^{4} + x^{3} - x^{2} + x - 1$ $-\,23^{4}\cdot 101\cdot 8263$ $A_4^3.(C_2\times S_4)$ (as 12T294) trivial $4.29199444222$
12.2.238362687139.1 $x^{12} - 2 x^{11} + 4 x^{10} - 4 x^{9} + x^{8} + 3 x^{7} - 8 x^{6} + 7 x^{5} - 3 x^{4} - 2 x^{3} + 4 x^{2} - 3 x + 1$ $-\,23^{4}\cdot 317\cdot 2687$ $A_4^3.(C_2\times S_4)$ (as 12T294) trivial $4.36197960563$
12.2.239557046875.1 $x^{12} - x^{10} - x^{9} + 2 x^{7} - 2 x^{6} + x^{4} + x^{3} - x + 1$ $-\,5^{6}\cdot 19\cdot 806929$ $S_6\wr C_2$ (as 12T299) trivial $4.3666138828$
12.2.247087671875.1 $x^{12} - x^{11} - 3 x^{9} + x^{7} + 3 x^{6} + x^{5} - 3 x^{3} - x + 1$ $-\,5^{6}\cdot 11^{3}\cdot 109^{2}$ $D_6\wr C_2$ (as 12T125) trivial $4.50528335209$
12.2.255609008128.1 $x^{12} - 2 x^{11} + 3 x^{10} - 4 x^{9} + 7 x^{8} - 8 x^{7} - 2 x^{6} + 18 x^{5} - 28 x^{4} + 22 x^{3} - 11 x^{2} + 4 x - 1$ $-\,2^{12}\cdot 23^{4}\cdot 223$ $C_2\wr S_4$ (as 12T227) trivial $4.5370381911$
12.2.257978421875.1 $x^{12} - 2 x^{11} + 2 x^{9} - 5 x^{7} + 10 x^{6} - 16 x^{5} + 20 x^{4} - 19 x^{3} + 12 x^{2} - 5 x + 1$ $-\,5^{6}\cdot 23^{4}\cdot 59$ $C_2\wr D_6$ (as 12T193) trivial $4.57996864178$
12.2.266846228071.1 $x^{12} - x^{11} + 2 x^{10} - 3 x^{9} + 3 x^{8} - 4 x^{7} + 3 x^{6} - 4 x^{5} + 3 x^{4} - 3 x^{3} + 2 x^{2} - x + 1$ $-\,31\cdot 92779^{2}$ $C_2^6.S_6$ (as 12T293) trivial $4.68688998752$
12.2.273636802651.1 $x^{12} - x^{11} + 5 x^{10} - 4 x^{9} + 12 x^{8} - 6 x^{7} + 15 x^{6} - 6 x^{5} + 9 x^{4} - 5 x^{3} + x^{2} - 3 x - 1$ $-\,283^{3}\cdot 12073$ $S_3\wr S_4$ (as 12T289) trivial $4.7852559363$
12.2.279198105664.1 $x^{12} - 5 x^{10} + 9 x^{8} - 7 x^{6} + x^{4} + 3 x^{2} - 1$ $-\,2^{6}\cdot 257^{4}$ $C_2\wr S_4$ (as 12T227) trivial $4.94368204571$
12.2.288323843827.1 $x^{12} - 3 x^{11} + 8 x^{9} - 6 x^{8} - 7 x^{7} + 10 x^{6} + x^{5} - 7 x^{4} + x^{3} + 4 x^{2} - 1$ $-\,283^{3}\cdot 12721$ $S_3\wr S_4$ (as 12T289) trivial $4.93877212902$
12.2.293890894259.1 $x^{12} - x^{9} - x^{4} + x + 1$ $-\,103\cdot 2853309653$ $S_{12}$ (as 12T301) trivial $4.93923668618$
12.2.299095170283.1 $x^{12} - 2 x^{11} + 4 x^{10} - x^{9} - 2 x^{8} + 6 x^{7} - 4 x^{6} - 2 x^{5} + 2 x^{4} - 2 x^{3} - 2 x^{2} + 1$ $-\,7^{8}\cdot 13^{2}\cdot 307$ $D_4\wr C_3$ (as 12T222) trivial $4.96264024524$
12.2.307980921875.1 $x^{12} - 2 x^{11} + 3 x^{10} - 7 x^{9} + 12 x^{8} - 12 x^{7} + 13 x^{6} - 12 x^{5} + 5 x^{4} + 2 x^{3} - 3 x^{2} + 2 x - 1$ $-\,5^{6}\cdot 11^{3}\cdot 59\cdot 251$ $S_3\wr D_4$ (as 12T274) trivial $5.1470744096$
12.2.314972378176.1 $x^{12} - x^{10} - 3 x^{8} + x^{6} + 3 x^{4} - x^{2} - 1$ $-\,2^{6}\cdot 31^{4}\cdot 73^{2}$ $C_2\wr D_6$ (as 12T186) trivial $5.32083463663$
12.2.327779546875.1 $x^{12} - 2 x^{11} + 2 x^{10} - 3 x^{9} + x^{8} + x^{7} + x^{4} - x^{3} + x^{2} + x - 1$ $-\,5^{6}\cdot 11^{3}\cdot 15761$ $S_3\wr D_4$ (as 12T274) trivial $5.41339781061$
12.2.336393921875.1 $x^{12} - x^{11} - x^{10} - x^{9} + 3 x^{8} - x^{7} - x^{6} - x^{5} + 3 x^{4} - x^{3} - x^{2} - x + 1$ $-\,5^{6}\cdot 11\cdot 1399^{2}$ $S_4^2:D_4$ (as 12T260) trivial $5.43541349035$
12.2.341962230519.1 $x^{12} - 4 x^{11} + 10 x^{10} - 20 x^{9} + 31 x^{8} - 43 x^{7} + 52 x^{6} - 56 x^{5} + 52 x^{4} - 39 x^{3} + 21 x^{2} - 7 x + 1$ $-\,3^{3}\cdot 7^{8}\cdot 13^{3}$ $C_4^3:C_6$ (as 12T141) trivial $5.44076103214$
12.2.349257427087.1 $x^{12} - 4 x^{11} + 8 x^{10} - 10 x^{9} + 9 x^{8} - 12 x^{7} + 18 x^{6} - 18 x^{5} + 14 x^{4} - 9 x^{3} + 5 x^{2} - 2 x - 1$ $-\,127\cdot 229^{4}$ $C_2\wr S_4$ (as 12T227) trivial $5.49728358002$
12.2.353996898304.1 $x^{12} - 2 x^{11} + x^{10} + 4 x^{7} - 4 x^{6} + 2 x^{5} - 2 x^{4} + 4 x^{2} - 4 x + 1$ $-\,2^{18}\cdot 7^{3}\cdot 31\cdot 127$ $S_3\wr D_4$ (as 12T274) trivial $5.5369431385384855$
12.2.362031460339.1 $x^{12} - x^{7} + x^{6} + 2 x^{5} - 2 x^{4} + x^{3} - x^{2} - x + 1$ $-\,362031460339$ $S_{12}$ (as 12T301) trivial $5.64279808125$
12.2.373065296875.1 $x^{12} - 2 x^{11} - 2 x^{10} + 8 x^{9} - 12 x^{7} + 3 x^{6} + 11 x^{5} - 5 x^{4} - 6 x^{3} + 3 x^{2} + x - 1$ $-\,5^{6}\cdot 19^{3}\cdot 59^{2}$ $D_6\wr C_2$ (as 12T125) trivial $5.72023263089$
12.2.396228830787.1 $x^{12} - 2 x^{11} - x^{10} + 4 x^{9} - 3 x^{7} - x^{6} + 3 x^{4} + x^{3} - 3 x^{2} - x + 1$ $-\,3^{3}\cdot 23^{4}\cdot 229^{2}$ $C_2\wr D_6$ (as 12T186) trivial $6.09548763154$
12.2.398786546875.1 $x^{12} - 3 x^{11} + 4 x^{10} - 3 x^{9} + 4 x^{8} - 7 x^{7} + 7 x^{6} - x^{5} - 4 x^{4} + 4 x^{3} - x^{2} + x - 1$ $-\,5^{6}\cdot 19^{3}\cdot 61^{2}$ $D_6\wr C_2$ (as 12T125) trivial $5.94217649784$
12.2.417344000000.1 $x^{12} - 2 x^{11} + 2 x^{10} - 2 x^{9} + x^{8} - 4 x^{7} + 4 x^{6} + 5 x^{4} - 6 x^{3} + x^{2} + 1$ $-\,2^{12}\cdot 5^{6}\cdot 6521$ $S_3\wr D_4$ (as 12T274) trivial $6.215565115061368$
12.2.419159399791.1 $x^{12} - 2 x^{11} + 3 x^{9} - 2 x^{8} - x^{7} + x^{6} - x^{5} + x^{4} + 2 x^{3} - 2 x^{2} + 1$ $-\,11^{4}\cdot 31^{5}$ $C_2 \times S_4$ (as 12T22) trivial $6.24841548478$
12.2.438976000000.1 $x^{12} - x^{11} + 2 x^{10} - 3 x^{8} + 6 x^{7} - 9 x^{6} + 6 x^{5} - 3 x^{4} + 2 x^{2} - x + 1$ $-\,2^{12}\cdot 5^{6}\cdot 19^{3}$ $D_6\wr C_2$ (as 12T125) trivial $6.34204903952$
12.2.447330484375.1 $x^{12} - 2 x^{11} + x^{10} - 3 x^{9} + 8 x^{8} - 3 x^{7} - 2 x^{6} - 4 x^{5} + 2 x^{4} + 9 x^{3} - 9 x^{2} + 4 x - 1$ $-\,5^{6}\cdot 31^{5}$ $(C_6\times C_2):C_2$ (as 12T13) trivial $6.55949888698$
12.2.451992187175.1 $x^{12} - x^{11} + 4 x^{10} + x^{9} - x^{8} + 12 x^{7} - 9 x^{6} + 12 x^{5} - x^{4} + x^{3} + 4 x^{2} - x + 1$ $-\,5^{2}\cdot 23^{5}\cdot 53^{2}$ $C_2\wr S_4$ (as 12T223) trivial $6.4136566416$
12.2.458342033107.1 $x^{12} - 3 x^{11} + 2 x^{10} + 3 x^{9} - 6 x^{8} + 3 x^{7} + 4 x^{6} - 10 x^{5} + 8 x^{4} - x^{3} - 2 x^{2} + x - 1$ $-\,7^{8}\cdot 43^{3}$ $C_2^3.(C_2\times A_4)$ (as 12T104) trivial $6.54549766683$
12.2.458342033107.2 $x^{12} - 4 x^{11} + 6 x^{10} - 4 x^{9} + x^{8} - 3 x^{7} + 5 x^{6} - 3 x^{5} + x^{4} - 4 x^{3} + 6 x^{2} - 4 x + 1$ $-\,7^{8}\cdot 43^{3}$ $C_2^3.(C_2\times A_4)$ (as 12T104) trivial $6.54549766683$
12.2.530569362483.1 $x^{12} - x^{11} + x^{10} - 3 x^{9} + 6 x^{8} - 7 x^{7} + 4 x^{6} - 6 x^{5} + 10 x^{4} - 11 x^{3} + 5 x^{2} + x - 1$ $-\,3^{4}\cdot 17^{2}\cdot 283^{3}$ $C_3^3:(S_3\times S_4)$ (as 12T258) trivial $7.20273603042$
12.2.533806460928.1 $x^{12} - 5 x^{11} + 13 x^{10} - 23 x^{9} + 31 x^{8} - 32 x^{7} + 27 x^{6} - 17 x^{5} + 8 x^{4} - 2 x^{3} + x - 1$ $-\,2^{12}\cdot 3^{3}\cdot 13^{6}$ $S_3\times D_4$ (as 12T28) trivial $7.11195238102$
12.2.562523516779.1 $x^{12} - 2 x^{11} - x^{10} + 7 x^{9} - 5 x^{8} - 6 x^{7} + 11 x^{6} - 3 x^{5} - 5 x^{4} + 6 x^{3} - 2 x^{2} - x + 1$ $-\,7^{8}\cdot 97579$ $S_4\wr C_3$ (as 12T292) trivial $7.7037339724$
12.2.566636000000.1 $x^{12} - 4 x^{10} - x^{9} + 7 x^{8} + 4 x^{7} - 5 x^{6} - 8 x^{5} + x^{4} + 7 x^{3} - x^{2} - 3 x + 1$ $-\,2^{8}\cdot 5^{6}\cdot 7^{4}\cdot 59$ $C_2\wr D_6$ (as 12T193) trivial $7.30104222822$
12.2.620200350784.1 $x^{12} + 3 x^{10} + 5 x^{8} + 5 x^{6} + x^{4} - x^{2} - 1$ $-\,2^{6}\cdot 7^{8}\cdot 41^{2}$ $D_4\wr C_3$ (as 12T222) trivial $8.168059297232562$
12.2.644204000000.1 $x^{12} - 3 x^{11} + 3 x^{10} - x^{9} - 3 x^{8} + 4 x^{7} - x^{6} + 8 x^{5} - 7 x^{4} - 3 x^{3} - 2 x^{2} + 4 x - 1$ $-\,2^{8}\cdot 5^{6}\cdot 11^{5}$ $(C_6\times C_2):C_2$ (as 12T13) trivial $8.09867909721$
12.2.644204000000.2 $x^{12} - 3 x^{11} + 2 x^{10} + 4 x^{9} - 7 x^{8} + 2 x^{7} + 3 x^{6} + 2 x^{5} - 7 x^{4} + 4 x^{3} + 2 x^{2} - 3 x + 1$ $-\,2^{8}\cdot 5^{6}\cdot 11^{5}$ $D_6:D_6$ (as 12T81) trivial $8.15346214121$
12.2.659081523200.1 $x^{12} - 2 x^{11} + 5 x^{10} - 2 x^{9} + 6 x^{8} - 2 x^{7} + 11 x^{6} + 2 x^{5} - x^{4} + 2 x^{3} + 4 x - 1$ $-\,2^{12}\cdot 5^{2}\cdot 23^{5}$ $C_2^3:S_4$ (as 12T100) trivial $7.95702343355$
12.2.713607421387.1 $x^{12} - 4 x^{10} - 2 x^{9} + 6 x^{8} + 10 x^{7} - x^{6} - 13 x^{5} - 9 x^{4} + 4 x^{3} + 9 x^{2} + 5 x + 1$ $-\,7^{8}\cdot 123787$ $S_4\wr C_3$ (as 12T292) trivial $8.88769174833$
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