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Label Polynomial Discriminant Galois group Class group Regulator
16.0.23452051025390625.1 $x^{16} - 2 x^{15} + 3 x^{14} - 5 x^{12} + 12 x^{11} - 11 x^{10} + 5 x^{9} + 9 x^{8} - 15 x^{7} + 16 x^{6} - 6 x^{5} + 5 x^{3} + 2 x^{2} + x + 1$ $3^{8}\cdot 5^{12}\cdot 11^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $368.732205225$
16.0.104976000000000000.4 $x^{16} - 2 x^{14} - 2 x^{10} + 9 x^{8} - 8 x^{6} + 5 x^{4} - 3 x^{2} + 1$ $2^{16}\cdot 3^{8}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $820.262147304$
16.0.234256000000000000.1 $x^{16} - 3 x^{14} + 7 x^{10} - x^{8} - 17 x^{6} + 20 x^{4} - 7 x^{2} + 1$ $2^{16}\cdot 5^{12}\cdot 11^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $831.689883837$
16.0.675821419082285056.2 $x^{16} - 8 x^{14} + 20 x^{12} - 8 x^{10} - 25 x^{8} + 8 x^{6} + 20 x^{4} + 8 x^{2} + 1$ $2^{48}\cdot 7^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $1612.41208378$
16.0.104...000.4 $x^{16} - 6 x^{14} + 15 x^{12} - 14 x^{10} + 9 x^{8} - 14 x^{6} + 15 x^{4} - 6 x^{2} + 1$ $2^{32}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $1300.64574502$
16.0.104...000.8 $x^{16} + 6 x^{14} + 15 x^{12} + 14 x^{10} + 9 x^{8} + 14 x^{6} + 15 x^{4} + 6 x^{2} + 1$ $2^{32}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $891.023124665$
16.0.113...625.1 $x^{16} - 3 x^{15} + 4 x^{14} - 9 x^{13} + 12 x^{12} + 12 x^{11} + 8 x^{10} - 54 x^{9} - 19 x^{8} + 54 x^{7} + 8 x^{6} - 12 x^{5} + 12 x^{4} + 9 x^{3} + 4 x^{2} + 3 x + 1$ $3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $3158.73230855$
16.0.452...625.1 $x^{16} - 3 x^{15} + 7 x^{14} - 6 x^{13} + 3 x^{12} + 6 x^{11} + 14 x^{10} - 48 x^{9} + 113 x^{8} - 96 x^{7} + 56 x^{6} + 48 x^{5} + 48 x^{4} - 192 x^{3} + 448 x^{2} - 384 x + 256$ $3^{8}\cdot 5^{12}\cdot 41^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $5126.68171823$
16.0.113...000.1 $x^{16} - x^{14} + 15 x^{12} - 59 x^{10} + 104 x^{8} - 59 x^{6} + 15 x^{4} - x^{2} + 1$ $2^{16}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $6030.858565885209$
16.8.167...000.1 $x^{16} - 8 x^{15} + 22 x^{14} - 12 x^{13} - 38 x^{12} + 20 x^{11} + 58 x^{10} + 24 x^{9} - 90 x^{8} - 24 x^{7} + 58 x^{6} - 20 x^{5} - 38 x^{4} + 12 x^{3} + 22 x^{2} + 8 x + 1$ $2^{36}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $4013.13995968$
16.0.167...000.2 $x^{16} - 8 x^{15} + 26 x^{14} - 40 x^{13} + 38 x^{12} - 56 x^{11} + 102 x^{10} - 76 x^{9} + 27 x^{8} - 28 x^{7} + 138 x^{6} - 220 x^{5} + 200 x^{4} - 112 x^{3} + 40 x^{2} - 8 x + 1$ $2^{36}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $535.134759484$
16.0.235...776.10 $x^{16} - 8 x^{14} + 32 x^{12} - 88 x^{10} + 193 x^{8} - 352 x^{6} + 512 x^{4} - 512 x^{2} + 256$ $2^{48}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $12675.960502388076$
16.8.268...000.3 $x^{16} - 8 x^{15} + 20 x^{14} - 86 x^{12} + 152 x^{11} - 102 x^{10} + 70 x^{9} - 124 x^{8} + 32 x^{7} + 118 x^{6} - 24 x^{5} - 61 x^{4} - 26 x^{3} + 24 x^{2} + 14 x + 1$ $2^{24}\cdot 3^{8}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $4291.21744052$
16.0.268...000.7 $x^{16} - 6 x^{15} + 22 x^{14} - 50 x^{13} + 60 x^{12} - 44 x^{11} - 14 x^{10} - 20 x^{9} + 134 x^{8} + 340 x^{7} + 404 x^{6} + 338 x^{5} + 185 x^{4} + 70 x^{3} + 18 x^{2} + 2 x + 1$ $2^{24}\cdot 3^{8}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $3681.42951686$
16.0.268...000.9 $x^{16} - 2 x^{15} + 8 x^{14} + 25 x^{12} - 28 x^{11} + 4 x^{10} - 70 x^{9} + 24 x^{8} - 50 x^{7} + 36 x^{6} - 16 x^{5} + 65 x^{4} + 40 x^{3} + 32 x^{2} + 6 x + 1$ $2^{24}\cdot 3^{8}\cdot 5^{12}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $2608.06314847$
16.0.295...256.2 $x^{16} - 4 x^{14} + 18 x^{12} + 16 x^{10} - 13 x^{8} + 16 x^{6} + 18 x^{4} - 4 x^{2} + 1$ $2^{52}\cdot 3^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $8226.26385718$
16.0.295...256.4 $x^{16} + 4 x^{14} + 18 x^{12} - 16 x^{10} - 13 x^{8} - 16 x^{6} + 18 x^{4} + 4 x^{2} + 1$ $2^{52}\cdot 3^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $3594.85668829$
16.0.452...000.9 $x^{16} + 5 x^{14} + 6 x^{12} - 20 x^{10} - 79 x^{8} - 80 x^{6} + 96 x^{4} + 320 x^{2} + 256$ $2^{16}\cdot 5^{12}\cdot 41^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $11629.45174747923$
16.8.118...024.2 $x^{16} - 8 x^{14} + 36 x^{12} - 184 x^{10} + 608 x^{8} - 1120 x^{6} + 1032 x^{4} - 368 x^{2} + 4$ $2^{54}\cdot 3^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $17201.2538172$
16.0.118...024.10 $x^{16} + 8 x^{14} + 36 x^{12} + 184 x^{10} + 608 x^{8} + 1120 x^{6} + 1032 x^{4} + 368 x^{2} + 4$ $2^{54}\cdot 3^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $1958.71255202$
16.8.343...625.1 $x^{16} - x^{15} - 11 x^{14} + 3 x^{13} + 44 x^{12} + 41 x^{11} - 104 x^{10} - 193 x^{9} + 91 x^{8} + 320 x^{7} + 145 x^{6} - 110 x^{5} - 255 x^{4} - 175 x^{3} + 50 x^{2} + 100 x + 25$ $3^{8}\cdot 5^{12}\cdot 11^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $19871.1900257$
16.0.343...625.6 $x^{16} - x^{15} + 7 x^{14} - 10 x^{13} + 45 x^{12} - 34 x^{11} + 26 x^{10} + 200 x^{9} - 271 x^{8} + 400 x^{7} + 104 x^{6} - 272 x^{5} + 720 x^{4} - 320 x^{3} + 448 x^{2} - 128 x + 256$ $3^{8}\cdot 5^{12}\cdot 11^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4]$ $3350.16978018$
16.0.343...625.7 $x^{16} - x^{15} + 9 x^{14} - 17 x^{13} + 24 x^{12} - 19 x^{11} - 134 x^{10} + 207 x^{9} - 379 x^{8} - 130 x^{7} + 1805 x^{6} - 2800 x^{5} + 5175 x^{4} - 2625 x^{3} + 3000 x^{2} + 625$ $3^{8}\cdot 5^{12}\cdot 11^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4]$ $5965.81155927$
16.0.995...625.3 $x^{16} - 2 x^{15} + 18 x^{14} - 34 x^{13} + 146 x^{12} - 228 x^{11} + 553 x^{10} - 377 x^{9} + 42 x^{8} + 1840 x^{7} - 2763 x^{6} + 2409 x^{5} + 1347 x^{4} - 3248 x^{3} + 2576 x^{2} - 360 x + 16$ $5^{12}\cdot 7^{8}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $24810.25196814084$
16.0.162...456.2 $x^{16} + 8 x^{14} + 12 x^{12} - 8 x^{10} - 25 x^{8} - 8 x^{6} + 12 x^{4} + 8 x^{2} + 1$ $2^{48}\cdot 7^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4]$ $2739.40413963$
16.8.162...456.2 $x^{16} - 8 x^{14} + 12 x^{12} + 8 x^{10} - 25 x^{8} + 8 x^{6} + 12 x^{4} - 8 x^{2} + 1$ $2^{48}\cdot 7^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $50446.3603867$
16.0.162...456.15 $x^{16} - 8 x^{14} + 32 x^{12} - 120 x^{10} + 743 x^{8} - 2856 x^{6} + 6272 x^{4} - 5488 x^{2} + 2401$ $2^{48}\cdot 7^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4]$ $7737.15737593$
16.0.289...000.1 $x^{16} + 2 x^{14} + 60 x^{12} + 472 x^{10} + 1664 x^{8} + 1888 x^{6} + 960 x^{4} + 128 x^{2} + 256$ $2^{24}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[6]$ $9192.49654065$
16.0.289...000.3 $x^{16} - 2 x^{14} + 60 x^{12} - 472 x^{10} + 1664 x^{8} - 1888 x^{6} + 960 x^{4} - 128 x^{2} + 256$ $2^{24}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[3]$ $30018.707590913546$
16.8.342...000.1 $x^{16} - 4 x^{14} - 10 x^{12} + 54 x^{10} - x^{8} - 186 x^{6} + 155 x^{4} - 29 x^{2} + 1$ $2^{16}\cdot 5^{12}\cdot 11^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $70963.0280068$
16.0.342...000.2 $x^{16} + 13 x^{14} + 50 x^{12} + 68 x^{10} + 49 x^{8} + 272 x^{6} + 800 x^{4} + 832 x^{2} + 256$ $2^{16}\cdot 5^{12}\cdot 11^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4]$ $4753.15228431$
16.0.342...000.7 $x^{16} + 9 x^{14} - 329 x^{10} - 1141 x^{8} + 1771 x^{6} + 16940 x^{4} + 25289 x^{2} + 14641$ $2^{16}\cdot 5^{12}\cdot 11^{8}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4]$ $13401.1589099$
16.0.397...625.2 $x^{16} - 2 x^{15} + 12 x^{14} - 16 x^{13} + 68 x^{12} - 90 x^{11} + 301 x^{10} - 323 x^{9} + 348 x^{8} - 1706 x^{7} + 1299 x^{6} + 1377 x^{5} + 7083 x^{4} + 448 x^{3} - 472 x^{2} - 4488 x + 1936$ $5^{12}\cdot 7^{8}\cdot 41^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[3]$ $36089.17707959386$
16.0.964...896.1 $x^{16} - 4 x^{14} + 6 x^{12} - 8 x^{10} + 20 x^{8} - 32 x^{6} + 96 x^{4} - 256 x^{2} + 256$ $2^{44}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $47473.35682934556$
16.0.964...896.2 $x^{16} + 4 x^{14} + 6 x^{12} + 8 x^{10} + 20 x^{8} + 32 x^{6} + 96 x^{4} + 256 x^{2} + 256$ $2^{44}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[3]$ $68648.93665828371$
16.0.115...000.2 $x^{16} - 6 x^{15} - 3 x^{14} + 72 x^{13} - 48 x^{12} - 366 x^{11} + 432 x^{10} + 876 x^{9} - 855 x^{8} - 4176 x^{7} + 8024 x^{6} - 5328 x^{5} + 5272 x^{4} - 672 x^{3} + 992 x^{2} + 16$ $2^{24}\cdot 5^{12}\cdot 41^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2]$ $45664.5166523$
16.0.115...000.10 $x^{16} - 4 x^{15} + 4 x^{14} - 14 x^{13} + 104 x^{12} - 276 x^{11} + 193 x^{10} - 882 x^{9} + 4771 x^{8} - 8760 x^{7} + 11598 x^{6} - 10512 x^{5} + 7364 x^{4} - 3520 x^{3} + 1080 x^{2} - 192 x + 16$ $2^{24}\cdot 5^{12}\cdot 41^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4]$ $43415.47226272331$
16.0.742...000.1 $x^{16} + 24 x^{12} + 90 x^{10} + 206 x^{8} + 840 x^{6} + 2049 x^{4} + 2250 x^{2} + 961$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 8]$ $3121.7160225$
16.16.742...000.1 $x^{16} - 22 x^{14} + 165 x^{12} - 517 x^{10} + 774 x^{8} - 583 x^{6} + 215 x^{4} - 33 x^{2} + 1$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $1366686.04982$
16.0.742...000.5 $x^{16} - 3 x^{14} - 3 x^{10} + 29 x^{8} - 12 x^{6} - 192 x^{2} + 256$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 4]$ $65327.82253203762$
16.0.742...000.6 $x^{16} + 28 x^{14} + 280 x^{12} + 1238 x^{10} + 2394 x^{8} + 1852 x^{6} + 565 x^{4} + 62 x^{2} + 1$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4, 4]$ $6317.464617091162$
16.0.742...000.7 $x^{16} - 6 x^{15} + 25 x^{14} - 60 x^{13} + 174 x^{12} - 246 x^{11} + 1007 x^{10} - 930 x^{9} + 3521 x^{8} - 8856 x^{7} + 15857 x^{6} - 15762 x^{5} + 12234 x^{4} - 4482 x^{3} + 1651 x^{2} - 528 x + 121$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 8]$ $25605.136330853085$
16.0.742...000.8 $x^{16} - 3 x^{14} - 16 x^{12} + 43 x^{10} + 111 x^{8} - 365 x^{6} + 600 x^{4} - 875 x^{2} + 625$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 2, 2]$ $61316.45021717212$
16.0.742...000.9 $x^{16} + 15 x^{14} + 155 x^{12} + 850 x^{10} + 3375 x^{8} + 6250 x^{6} + 8250 x^{4} + 2500 x^{2} + 625$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 8]$ $12061.717131770418$
16.0.742...000.10 $x^{16} - 15 x^{14} + 86 x^{12} - 180 x^{10} + 201 x^{8} - 540 x^{6} + 686 x^{4} - 75 x^{2} + 961$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 4]$ $49350.73567008229$
16.0.742...000.12 $x^{16} + 10 x^{14} + 61 x^{12} + 335 x^{10} + 846 x^{8} + 3445 x^{6} + 14551 x^{4} + 12635 x^{2} + 130321$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[4, 4]$ $65327.82253203762$
16.0.742...000.13 $x^{16} + 3 x^{14} - 25 x^{12} - 362 x^{10} - 381 x^{8} + 2842 x^{6} + 25230 x^{4} + 195112 x^{2} + 707281$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 8]$ $49350.73567008229$
16.0.140...625.3 $x^{16} - 2 x^{15} - 22 x^{14} + 36 x^{13} + 246 x^{12} - 388 x^{11} - 1377 x^{10} + 1833 x^{9} + 5767 x^{8} - 7290 x^{7} - 11463 x^{6} + 13939 x^{5} + 9762 x^{4} - 26328 x^{3} + 10961 x^{2} + 64805 x + 36451$ $5^{12}\cdot 13^{8}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[14]$ $25449.021741450248$
16.16.154...336.1 $x^{16} - 24 x^{14} + 212 x^{12} - 872 x^{10} + 1815 x^{8} - 1928 x^{6} + 996 x^{4} - 200 x^{2} + 1$ $2^{48}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) trivial $2303192.1907$
16.0.154...336.1 $x^{16} + 8 x^{14} + 100 x^{12} + 448 x^{10} + 945 x^{8} + 896 x^{6} + 400 x^{4} + 64 x^{2} + 16$ $2^{48}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 12]$ $11964.3106427$
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