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Label Polynomial Discriminant Galois group Class group Regulator
16.0.153...624.2 $x^{16} + 15 x^{14} + 86 x^{12} + 242 x^{10} + 360 x^{8} + 281 x^{6} + 107 x^{4} + 18 x^{2} + 1$ $2^{16}\cdot 483345053^{2}$ $C_2^7.S_8$ (as 16T1945) $[12]$ $2009.96156812$
16.0.229...376.1 $x^{16} - 31 x^{12} + 880 x^{8} - 2511 x^{4} + 6561$ $2^{32}\cdot 3^{8}\cdot 13^{8}$ $C_2^4$ (as 16T3) $[12]$ $68660.2329617$
16.0.304...000.2 $x^{16} + 14 x^{14} + 144 x^{12} + 616 x^{10} + 1904 x^{8} + 2464 x^{6} + 2304 x^{4} + 896 x^{2} + 256$ $2^{24}\cdot 3^{8}\cdot 5^{8}\cdot 29^{4}$ $C_2^2 \times D_4$ (as 16T25) $[12]$ $9192.496540646083$
16.0.320...625.1 $x^{16} - 2 x^{15} + 11 x^{14} + 4 x^{13} + 38 x^{12} + 59 x^{11} + 108 x^{10} + 326 x^{9} + 108 x^{8} + 649 x^{7} + 983 x^{6} - 289 x^{5} + 1773 x^{4} + 106 x^{3} + 51 x^{2} - 3 x + 1$ $3^{8}\cdot 5^{10}\cdot 29^{8}$ $C_2^4:C_4$ (as 16T92) $[12]$ $27482.5974391$
16.0.375...625.1 $x^{16} + 12 x^{14} - 8 x^{13} + 121 x^{12} - 52 x^{11} + 266 x^{10} - 5 x^{9} + 388 x^{8} + 24 x^{7} + 295 x^{6} + 102 x^{5} + 142 x^{4} + 21 x^{3} + 14 x^{2} - x + 1$ $3^{8}\cdot 5^{8}\cdot 19^{4}\cdot 103^{4}$ $C_2^2\times S_4$ (as 16T182) $[12]$ $10491.09861139063$
16.0.450...000.1 $x^{16} + 12 x^{14} + 114 x^{12} + 312 x^{10} + 608 x^{8} + 624 x^{6} + 456 x^{4} + 96 x^{2} + 16$ $2^{44}\cdot 3^{8}\cdot 5^{8}$ $C_4\times C_2^2$ (as 16T2) $[20]$ $12198.9512748$
16.0.696...696.1 $x^{16} + 10 x^{14} - 8 x^{13} + 77 x^{12} - 52 x^{11} + 222 x^{10} - 140 x^{9} + 458 x^{8} - 260 x^{7} + 408 x^{6} - 228 x^{5} + 263 x^{4} - 120 x^{3} + 52 x^{2} - 8 x + 1$ $2^{32}\cdot 3^{8}\cdot 223^{4}$ $C_2^2\times S_4$ (as 16T182) $[12]$ $14766.512466960705$
16.0.698...000.1 $x^{16} + 15 x^{14} + 87 x^{12} + 251 x^{10} + 384 x^{8} + 306 x^{6} + 117 x^{4} + 19 x^{2} + 1$ $2^{16}\cdot 5^{8}\cdot 1652141^{2}$ $C_2^6.S_4\wr C_2$ (as 16T1868) $[12]$ $3480.43209112$
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) $[2, 8]$ $3121.7160225$
16.0.742...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...000.9 $x^{16} + 15 x^{14} + 155 x^{12} + 850 x^{10} + 3375 x^{8} + 6250 x^{6} + 8250 x^{4} + 2500 x^{2} + 625$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 8]$ $12061.717131770418$
16.0.742...000.11 $x^{16} + 11 x^{14} + 65 x^{12} + 354 x^{10} + 1574 x^{8} + 4674 x^{6} + 10385 x^{4} + 15851 x^{2} + 14641$ $2^{16}\cdot 3^{8}\cdot 5^{12}\cdot 29^{4}$ $C_2^2 \times D_4$ (as 16T25) $[4, 4]$ $61316.45021717212$
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) $[2, 8]$ $49350.73567008229$
16.0.109...000.1 $x^{16} - 8 x^{15} + 36 x^{14} - 112 x^{13} + 270 x^{12} - 528 x^{11} + 811 x^{10} - 931 x^{9} + 795 x^{8} - 542 x^{7} + 499 x^{6} - 687 x^{5} + 1228 x^{4} - 1480 x^{3} + 1209 x^{2} - 561 x + 911$ $2^{12}\cdot 5^{8}\cdot 13^{8}\cdot 17^{4}$ $D_4:D_4$ (as 16T115) $[12]$ $7679.94606709$
16.0.113...000.1 $x^{16} + 16 x^{14} + 96 x^{12} + 282 x^{10} + 441 x^{8} + 367 x^{6} + 151 x^{4} + 26 x^{2} + 1$ $2^{16}\cdot 5^{8}\cdot 2108389^{2}$ $C_2^6.S_4\wr C_2$ (as 16T1868) $[12]$ $3741.36490691$
16.0.114...625.3 $x^{16} - 5 x^{15} + 23 x^{14} - 40 x^{13} + 115 x^{12} - 42 x^{11} + 462 x^{10} + 340 x^{9} + 1515 x^{8} + 1563 x^{7} + 3106 x^{6} + 2475 x^{5} + 2795 x^{4} + 1247 x^{3} + 922 x^{2} + 143 x + 121$ $5^{8}\cdot 29^{6}\cdot 149^{4}$ $C_2^6.D_4$ (as 16T1025) $[2, 8]$ $4867.1752855$
16.0.121...576.1 $x^{16} + 16 x^{14} + 104 x^{12} + 352 x^{10} + 660 x^{8} + 672 x^{6} + 336 x^{4} + 64 x^{2} + 1$ $2^{64}\cdot 3^{8}$ $C_8\times C_2$ (as 16T5) $[3, 6]$ $5982.15532136$
16.0.121...576.2 $x^{16} + 6561$ $2^{64}\cdot 3^{8}$ $C_8\times C_2$ (as 16T5) $[3, 6]$ $95624.3098505$
16.0.121...000.3 $x^{16} + 14 x^{14} - 8 x^{13} + 153 x^{12} - 64 x^{11} + 550 x^{10} - 44 x^{9} + 1401 x^{8} - 184 x^{7} + 1382 x^{6} - 400 x^{5} + 1048 x^{4} - 208 x^{3} + 200 x^{2} + 32 x + 16$ $2^{24}\cdot 3^{8}\cdot 5^{8}\cdot 41^{4}$ $C_2^2 \times D_4$ (as 16T25) $[2, 12]$ $19190.615905515995$
16.0.125...625.1 $x^{16} - x^{15} + 6 x^{14} - 17 x^{13} + 17 x^{12} + 49 x^{11} - 78 x^{10} + 833 x^{9} - 2129 x^{8} + 4998 x^{7} - 2808 x^{6} + 10584 x^{5} + 22032 x^{4} - 132192 x^{3} + 279936 x^{2} - 279936 x + 1679616$ $3^{8}\cdot 5^{12}\cdot 23^{8}$ $C_4\times C_2^2$ (as 16T2) $[15]$ $93215.7577208$
16.0.130...576.1 $x^{16} + 18 x^{14} + 125 x^{12} + 427 x^{10} + 758 x^{8} + 681 x^{6} + 271 x^{4} + 31 x^{2} + 1$ $2^{16}\cdot 3^{4}\cdot 89^{2}\cdot 1327^{4}$ $C_2^5:S_4$ (as 16T1045) $[3, 6]$ $7729.95963966061$
16.0.136...296.3 $x^{16} + 70 x^{12} + 216 x^{10} + 441 x^{8} + 168 x^{6} + 328 x^{4} + 96 x^{2} + 16$ $2^{44}\cdot 3^{12}\cdot 11^{4}$ $C_2^2\wr C_2$ (as 16T39) $[12]$ $20146.257776593025$
16.0.137...000.1 $x^{16} - 4 x^{14} + 56 x^{12} - 294 x^{10} + 1544 x^{8} - 12936 x^{6} + 63833 x^{4} - 109540 x^{2} + 59536$ $2^{16}\cdot 3^{8}\cdot 5^{8}\cdot 13^{8}$ $C_2^4$ (as 16T3) $[4, 4]$ $115751.484499$
16.0.138...625.2 $x^{16} - 2 x^{15} + 3 x^{14} + 5 x^{13} + 23 x^{12} - 15 x^{11} + 55 x^{10} + 43 x^{9} + x^{8} - 387 x^{7} + 401 x^{6} + 1367 x^{5} + 5089 x^{4} + 5471 x^{3} + 6651 x^{2} + 3764 x + 6091$ $5^{8}\cdot 29^{12}$ $C_2^2 : C_4$ (as 16T10) $[3, 6]$ $3793.72993285$
16.0.140...000.1 $x^{16} - 4 x^{14} + 76 x^{12} + 68 x^{10} + 42 x^{8} - 68 x^{6} + 76 x^{4} + 4 x^{2} + 1$ $2^{38}\cdot 5^{4}\cdot 13^{8}$ $C_2^4.C_2^4$ (as 16T494) $[12]$ $32638.91392566931$
16.0.140...625.2 $x^{16} - 6 x^{15} + 31 x^{14} - 99 x^{13} + 260 x^{12} - 480 x^{11} + 725 x^{10} - 732 x^{9} + 857 x^{8} - 522 x^{7} + 763 x^{6} - 60 x^{5} + 442 x^{4} + 198 x^{3} + 216 x^{2} + 81 x + 81$ $5^{12}\cdot 13^{8}\cdot 29^{4}$ $C_2^4.D_4$ (as 16T210) $[14]$ $20843.5189096$
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) $[14]$ $25449.021741450248$
16.0.152...625.1 $x^{16} - x^{15} + 14 x^{14} + 13 x^{13} + 136 x^{12} + 70 x^{11} + 383 x^{10} + 127 x^{9} + 764 x^{8} + 154 x^{7} + 737 x^{6} + 32 x^{5} + 501 x^{4} + 18 x^{3} + 104 x^{2} - 8 x + 16$ $3^{8}\cdot 5^{8}\cdot 2777^{4}$ $C_2^2\times S_4$ (as 16T182) $[16]$ $18105.566479828743$
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) $[2, 12]$ $11964.3106427$
16.0.154...336.3 $x^{16} + 8 x^{14} + 48 x^{12} + 112 x^{10} + 191 x^{8} + 112 x^{6} + 48 x^{4} + 8 x^{2} + 1$ $2^{48}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 6]$ $25351.92100477615$
16.0.154...336.5 $x^{16} + 24 x^{14} + 212 x^{12} + 872 x^{10} + 1815 x^{8} + 1928 x^{6} + 996 x^{4} + 200 x^{2} + 1$ $2^{48}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[24]$ $4536.179004440082$
16.0.154...336.6 $x^{16} - 8 x^{14} + 32 x^{12} + 16 x^{10} + 1519 x^{8} - 11536 x^{6} + 43808 x^{4} + 296 x^{2} + 1$ $2^{48}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 6]$ $94946.71365869112$
16.0.154...336.8 $x^{16} - 16 x^{13} - 62 x^{12} - 24 x^{11} + 428 x^{10} + 1368 x^{9} + 867 x^{8} - 8936 x^{7} - 15632 x^{6} + 18528 x^{5} + 75146 x^{4} - 40064 x^{3} - 94396 x^{2} - 4504 x + 77074$ $2^{48}\cdot 3^{8}\cdot 17^{4}$ $C_2 \times (C_2^2:C_4)$ (as 16T21) $[2, 6]$ $91805.58611199878$
16.0.154...336.9 $x^{16} - 8 x^{14} + 32 x^{12} - 528 x^{10} + 1823 x^{8} + 8976 x^{6} + 9248 x^{4} + 39304 x^{2} + 83521$ $2^{48}\cdot 3^{8}\cdot 17^{4}$ $C_2^2 \times D_4$ (as 16T25) $[24]$ $78767.82982480543$
16.0.161...000.5 $x^{16} + 10 x^{14} + 78 x^{12} + 200 x^{10} + 383 x^{8} + 200 x^{6} + 78 x^{4} + 10 x^{2} + 1$ $2^{32}\cdot 3^{8}\cdot 5^{8}\cdot 11^{4}$ $C_2^2 \times D_4$ (as 16T25) $[2, 12]$ $17367.305933381453$
16.0.171...000.1 $x^{16} + 30 x^{14} + 260 x^{12} + 1050 x^{10} + 2270 x^{8} + 2700 x^{6} + 1675 x^{4} + 450 x^{2} + 25$ $2^{32}\cdot 3^{8}\cdot 5^{14}$ $C_2 \times (C_8:C_2)$ (as 16T15) $[2, 10]$ $3121.7160225$
16.0.173...625.1 $x^{16} - 6 x^{15} + 31 x^{14} - 89 x^{13} + 211 x^{12} - 330 x^{11} + 382 x^{10} - 219 x^{9} - 49 x^{8} + 183 x^{7} - 132 x^{6} + 10 x^{5} + 41 x^{4} - 27 x^{3} + 14 x^{2} - 2 x + 1$ $5^{8}\cdot 29^{8}\cdot 941^{2}$ $C_2\wr D_4$ (as 16T1439) $[20]$ $17466.7191576$
16.0.173...625.2 $x^{16} - 2 x^{15} + 10 x^{14} - 24 x^{13} + 57 x^{12} - 74 x^{11} + 170 x^{10} + 95 x^{9} + 542 x^{8} + 626 x^{7} + 2311 x^{6} - 4 x^{5} + 5166 x^{4} - 985 x^{3} + 3100 x^{2} - 375 x + 625$ $5^{8}\cdot 29^{8}\cdot 941^{2}$ $C_2^4:D_4$ (as 16T364) $[20]$ $3793.72993285$
16.0.174...625.1 $x^{16} - x^{15} - x^{14} + 12 x^{13} - 26 x^{12} + 46 x^{11} + 33 x^{10} - 217 x^{9} + 579 x^{8} + 434 x^{7} + 132 x^{6} - 368 x^{5} - 416 x^{4} - 384 x^{3} - 64 x^{2} + 128 x + 256$ $3^{8}\cdot 5^{8}\cdot 13^{8}\cdot 17^{4}$ $C_2^2 \times D_4$ (as 16T25) $[12]$ $197672.1559503842$
16.0.191...424.1 $x^{16} - 4 x^{15} + 16 x^{14} - 52 x^{13} + 143 x^{12} - 316 x^{11} + 724 x^{10} - 1252 x^{9} + 2239 x^{8} - 3192 x^{7} + 4490 x^{6} - 4468 x^{5} + 5011 x^{4} - 2840 x^{3} + 1800 x^{2} - 932 x + 3929$ $2^{32}\cdot 41^{6}\cdot 97^{2}$ $C_2^6.D_4$ (as 16T876) $[24]$ $2873.19936942$
16.0.193...936.1 $x^{16} - 3 x^{15} + 13 x^{14} - 46 x^{13} + 117 x^{12} - 272 x^{11} + 625 x^{10} - 1107 x^{9} + 1821 x^{8} - 2943 x^{7} + 4178 x^{6} - 5032 x^{5} + 7019 x^{4} - 8546 x^{3} + 8581 x^{2} - 6446 x + 3571$ $2^{8}\cdot 17^{14}\cdot 67^{2}$ $C_2^6:C_8$ (as 16T817) $[2, 10]$ $3640.01221338$
16.0.196...696.1 $x^{16} - 49 x^{12} + 2145 x^{8} - 12544 x^{4} + 65536$ $2^{32}\cdot 3^{8}\cdot 17^{8}$ $C_2^4$ (as 16T3) $[4, 4]$ $148181.522325$
16.0.203...000.1 $x^{16} + 8 x^{14} - 4 x^{13} + 77 x^{12} - 224 x^{11} + 816 x^{10} - 2152 x^{9} + 5580 x^{8} - 10592 x^{7} + 18568 x^{6} - 26792 x^{5} + 32902 x^{4} - 31104 x^{3} + 21608 x^{2} - 8692 x + 1681$ $2^{32}\cdot 3^{4}\cdot 5^{12}\cdot 7^{4}$ $C_4^2:C_2^2$ (as 16T68) $[2, 6]$ $36969.9190932$
16.0.214...656.1 $x^{16} + 28 x^{14} + 234 x^{12} + 876 x^{10} + 1695 x^{8} + 1804 x^{6} + 1066 x^{4} + 328 x^{2} + 41$ $2^{40}\cdot 41^{7}$ $C_8\wr C_2$ (as 16T289) $[3, 6]$ $2873.19936942$
16.0.229...976.1 $x^{16} + 799 x^{8} + 6561$ $2^{48}\cdot 13^{8}$ $C_4\times C_2^2$ (as 16T2) $[15]$ $108889.885552$
16.0.236...000.1 $x^{16} - 2 x^{15} + 11 x^{14} - 14 x^{13} + 52 x^{12} + 86 x^{11} + 191 x^{10} + 178 x^{9} + 411 x^{8} + 316 x^{7} + 398 x^{6} + 256 x^{5} + 256 x^{4} - 64 x^{3} + 24 x^{2} + 16$ $2^{24}\cdot 5^{8}\cdot 41^{4}\cdot 113^{2}$ $D_4^2:C_2^2$ (as 16T509) $[12]$ $19190.615905515995$
16.0.250...656.1 $x^{16} - 13 x^{14} + 129 x^{12} - 494 x^{10} + 1430 x^{8} - 494 x^{6} + 129 x^{4} - 13 x^{2} + 1$ $2^{16}\cdot 3^{8}\cdot 17^{12}$ $C_4\times C_2^2$ (as 16T2) $[20]$ $165082.730127$
16.0.256...000.1 $x^{16} - 6 x^{15} + 37 x^{14} - 128 x^{13} + 398 x^{12} - 798 x^{11} + 1482 x^{10} - 1784 x^{9} + 2635 x^{8} - 2088 x^{7} + 2818 x^{6} - 448 x^{5} + 1016 x^{4} + 112 x^{3} + 128 x^{2} + 16$ $2^{24}\cdot 5^{12}\cdot 89^{4}$ $C_2^4.D_4$ (as 16T210) $[14]$ $12304.4930513$
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