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The results below are complete, since the LMFDB contains all elliptic curves with conductor norm at most 100000 over imaginary quadratic fields with absolute discriminant 4

Note: The completeness Only modular elliptic curves are included

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Results (25 matches)

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Label Class Base field Conductor norm Rank Torsion CM Sato-Tate Regulator Period Leading coeff j-invariant Weierstrass coefficients Weierstrass equation
42250.4-a1 42250.4-a \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.296397316$ $2.291928188$ 2.717285461 \( \frac{41948171}{4000} a + \frac{18411061}{2000} \) \( \bigl[1\) , \( -i + 1\) , \( 1\) , \( 13 i - 4\) , \( -12 i - 4\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-i+1\right){x}^{2}+\left(13i-4\right){x}-12i-4$
42250.4-a2 42250.4-a \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.889191950$ $0.763976062$ 2.717285461 \( -\frac{34559248559}{163840} a + \frac{7599502381}{81920} \) \( \bigl[1\) , \( -i + 1\) , \( 1\) , \( 213 i + 21\) , \( 798 i + 1056\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-i+1\right){x}^{2}+\left(213i+21\right){x}+798i+1056$
42250.4-b1 42250.4-b \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.211903286$ 1.695226293 \( -\frac{353750760581}{66015625} a - \frac{156546352109}{132031250} \) \( \bigl[i\) , \( -1\) , \( 0\) , \( 1348 i - 114\) , \( -14652 i - 14414\bigr] \) ${y}^2+i{x}{y}={x}^{3}-{x}^{2}+\left(1348i-114\right){x}-14652i-14414$
42250.4-b2 42250.4-b \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.423806573$ 1.695226293 \( \frac{5423261}{8125} a - \frac{19770367}{32500} \) \( \bigl[1\) , \( 1\) , \( 0\) , \( -72 i + 196\) , \( 1808 i + 556\bigr] \) ${y}^2+{x}{y}={x}^{3}+{x}^{2}+\left(-72i+196\right){x}+1808i+556$
42250.4-c1 42250.4-c \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $0.151279787$ 0.907678723 \( -\frac{2412409957}{62500} a - \frac{352209201}{62500} \) \( \bigl[i\) , \( -i - 1\) , \( 1\) , \( -671 i - 3958\) , \( 24026 i + 97102\bigr] \) ${y}^2+i{x}{y}+{y}={x}^{3}+\left(-i-1\right){x}^{2}+\left(-671i-3958\right){x}+24026i+97102$
42250.4-c2 42250.4-c \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $0.453839361$ 0.907678723 \( -\frac{40729}{50} a + \frac{80613}{50} \) \( \bigl[i\) , \( -i - 1\) , \( 1\) , \( -56 i + 222\) , \( 439 i + 643\bigr] \) ${y}^2+i{x}{y}+{y}={x}^{3}+\left(-i-1\right){x}^{2}+\left(-56i+222\right){x}+439i+643$
42250.4-d1 42250.4-d \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $0.289993909$ 1.739963456 \( -\frac{577233446569}{2048000} a - \frac{853138583973}{2048000} \) \( \bigl[i\) , \( -i - 1\) , \( i\) , \( 1602 i - 525\) , \( 24899 i + 8901\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}+\left(-i-1\right){x}^{2}+\left(1602i-525\right){x}+24899i+8901$
42250.4-d2 42250.4-d \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $0.869981728$ 1.739963456 \( \frac{2944910839}{500000} a + \frac{24766677}{500000} \) \( \bigl[i\) , \( -i - 1\) , \( i\) , \( 42 i - 70\) , \( -169 i + 275\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}+\left(-i-1\right){x}^{2}+\left(42i-70\right){x}-169i+275$
42250.4-e1 42250.4-e \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $0.979631932$ $0.284278704$ 3.341861960 \( \frac{41948171}{4000} a + \frac{18411061}{2000} \) \( \bigl[1\) , \( 0\) , \( i\) , \( -931 i + 11\) , \( 6822 i - 7910\bigr] \) ${y}^2+{x}{y}+i{y}={x}^{3}+\left(-931i+11\right){x}+6822i-7910$
42250.4-e2 42250.4-e \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $2.938895797$ $0.094759568$ 3.341861960 \( -\frac{34559248559}{163840} a + \frac{7599502381}{81920} \) \( \bigl[1\) , \( 0\) , \( i\) , \( -13131 i - 4764\) , \( -614243 i + 162635\bigr] \) ${y}^2+{x}{y}+i{y}={x}^{3}+\left(-13131i-4764\right){x}-614243i+162635$
42250.4-f1 42250.4-f \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $1.186761519$ 2.373523038 \( -\frac{2621}{10} a + \frac{8989}{5} \) \( \bigl[i\) , \( -i\) , \( i\) , \( 34 i - 1\) , \( 5 i + 40\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}-i{x}^{2}+\left(34i-1\right){x}+5i+40$
42250.4-g1 42250.4-g \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $0.290388924$ 4.065444937 \( \frac{2255889}{50000} a + \frac{83040173}{50000} \) \( \bigl[i\) , \( i\) , \( i\) , \( 527 i + 169\) , \( -1094 i - 177\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}+i{x}^{2}+\left(527i+169\right){x}-1094i-177$
42250.4-h1 42250.4-h \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.175257256$ $2.949405349$ 6.202856294 \( \frac{929}{20} a + \frac{33453}{20} \) \( \bigl[i\) , \( i - 1\) , \( i + 1\) , \( 4 i\) , \( -2 i - 2\bigr] \) ${y}^2+i{x}{y}+\left(i+1\right){y}={x}^{3}+\left(i-1\right){x}^{2}+4i{x}-2i-2$
42250.4-h2 42250.4-h \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.025036750$ $0.421343621$ 6.202856294 \( -\frac{1514370616477}{160000000} a + \frac{867205725561}{160000000} \) \( \bigl[1\) , \( -i + 1\) , \( i + 1\) , \( -46 i + 399\) , \( 2753 i + 866\bigr] \) ${y}^2+{x}{y}+\left(i+1\right){y}={x}^{3}+\left(-i+1\right){x}^{2}+\left(-46i+399\right){x}+2753i+866$
42250.4-h3 42250.4-h \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.075110252$ $0.140447873$ 6.202856294 \( \frac{97537954316722440911}{7629394531250000} a + \frac{92449812223605341427}{7629394531250000} \) \( \bigl[1\) , \( -i + 1\) , \( i + 1\) , \( -3286 i - 2281\) , \( 93161 i + 6122\bigr] \) ${y}^2+{x}{y}+\left(i+1\right){y}={x}^{3}+\left(-i+1\right){x}^{2}+\left(-3286i-2281\right){x}+93161i+6122$
42250.4-h4 42250.4-h \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.525771770$ $0.983135116$ 6.202856294 \( -\frac{21303619363}{250} a + \frac{15507401559}{250} \) \( \bigl[i\) , \( i - 1\) , \( i + 1\) , \( 289 i - 5\) , \( -1509 i - 1401\bigr] \) ${y}^2+i{x}{y}+\left(i+1\right){y}={x}^{3}+\left(i-1\right){x}^{2}+\left(289i-5\right){x}-1509i-1401$
42250.4-i1 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/4\Z$ $\mathrm{SU}(2)$ $1.112016274$ $0.119604597$ 6.384108451 \( -\frac{1411302663595036}{34328125} a - \frac{1774751413484333}{137312500} \) \( \bigl[1\) , \( -i\) , \( 1\) , \( 6646 i + 16476\) , \( -769829 i + 499366\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-i{x}^{2}+\left(6646i+16476\right){x}-769829i+499366$
42250.4-i2 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/4\Z$ $\mathrm{SU}(2)$ $0.370672091$ $0.358813793$ 6.384108451 \( -\frac{171697}{6500} a + \frac{2279159}{104000} \) \( \bigl[1\) , \( -i\) , \( 1\) , \( 86 i + 56\) , \( -2677 i + 1030\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-i{x}^{2}+\left(86i+56\right){x}-2677i+1030$
42250.4-i3 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/4\Z$ $\mathrm{SU}(2)$ $4.448065099$ $0.029901149$ 6.384108451 \( \frac{94290382838862669189021}{261902809143066406250} a + \frac{23228384730714798359947}{261902809143066406250} \) \( \bigl[1\) , \( -i\) , \( 1\) , \( -27519 i - 16679\) , \( -3402809 i + 3267006\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-i{x}^{2}+\left(-27519i-16679\right){x}-3402809i+3267006$
42250.4-i4 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $1.482688366$ $0.089703448$ 6.384108451 \( -\frac{20122730162024161}{27891601562500} a + \frac{104798752060117927}{27891601562500} \) \( \bigl[i\) , \( i\) , \( i\) , \( -6684 i - 2333\) , \( -168611 i + 37554\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}+i{x}^{2}+\left(-6684i-2333\right){x}-168611i+37554$
42250.4-i5 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $2.224032549$ $0.059802298$ 6.384108451 \( -\frac{12415547946147007137}{2356840332031250} a + \frac{5474429230691529908}{1178420166015625} \) \( \bigl[i\) , \( i\) , \( i\) , \( 7276 i + 16637\) , \( 766037 i - 429510\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}+i{x}^{2}+\left(7276i+16637\right){x}+766037i-429510$
42250.4-i6 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $4.448065099$ $0.029901149$ 6.384108451 \( \frac{4240925829815707588031}{728065160077531250} a + \frac{3613304062782124177817}{728065160077531250} \) \( \bigl[i\) , \( i\) , \( i\) , \( 52151 i + 52512\) , \( -2113463 i + 6889490\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}+i{x}^{2}+\left(52151i+52512\right){x}-2113463i+6889490$
42250.4-i7 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $0.741344183$ $0.179406896$ 6.384108451 \( \frac{117057737097}{21125000} a + \frac{49160487287}{2640625} \) \( \bigl[i\) , \( i\) , \( i\) , \( -2434 i - 583\) , \( 41589 i - 19046\bigr] \) ${y}^2+i{x}{y}+i{y}={x}^{3}+i{x}^{2}+\left(-2434i-583\right){x}+41589i-19046$
42250.4-i8 42250.4-i \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) $1$ $\Z/4\Z$ $\mathrm{SU}(2)$ $1.482688366$ $0.089703448$ 6.384108451 \( \frac{4023422266102893}{20312500} a + \frac{5856979210600901}{20312500} \) \( \bigl[1\) , \( -i\) , \( 1\) , \( -38504 i - 9074\) , \( -2742317 i + 1271550\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-i{x}^{2}+\left(-38504i-9074\right){x}-2742317i+1271550$
42250.4-j1 42250.4-j \(\Q(\sqrt{-1}) \) \( 2 \cdot 5^{3} \cdot 13^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $0.735998250$ 4.415989502 \( -\frac{2621}{10} a + \frac{8989}{5} \) \( \bigl[1\) , \( -i - 1\) , \( i + 1\) , \( 42 i - 78\) , \( 134 i + 4\bigr] \) ${y}^2+{x}{y}+\left(i+1\right){y}={x}^{3}+\left(-i-1\right){x}^{2}+\left(42i-78\right){x}+134i+4$
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  *The rank, regulator and analytic order of Ш are not known for all curves in the database; curves for which these are unknown will not appear in searches specifying one of these quantities.