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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
81.1-CMa2 81.1-CMa \(\Q(\sqrt{-3}) \) \( 3^{4} \) 0 $\Z/3\Z$ $-27$ $\mathrm{U}(1)$ $1$ $2.702876088$ 0.346779163 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -30\) , \( 63\bigr] \) ${y}^2+{y}={x}^{3}-30{x}+63$
729.1-a2 729.1-a \(\Q(\sqrt{-1}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.900958696 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^{3}-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-7}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.681060757 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^{3}-270{x}-1708$
729.4-b2 729.4-b \(\Q(\sqrt{-2}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1.349576835$ $0.900958696$ 1.719560635 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^{3}-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-11}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1.571787496$ $0.900958696$ 1.707899690 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^{3}-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-15}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $0.135197028$ $2.702876088$ 1.132214990 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-19}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.413388200 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-5}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $3.118107923$ $0.900958696$ 2.512702187 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-c2 729.4-c \(\Q(\sqrt{-23}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $3.391021540$ $0.900958696$ 2.548188217 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-6}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $0.251525634$ $2.702876088$ 1.665267531 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-b2 729.1-b \(\Q(\sqrt{-31}) \) \( 3^{6} \) $2$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $3.009274303$ $0.900958696$ 3.895612925 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-35}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $4.854482209$ $0.900958696$ 2.957152791 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-39}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 0.865613115 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a1 729.1-a \(\Q(\sqrt{-10}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 1.139632622 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-43}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 1.099159304 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-47}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $4.692411943$ $0.900958696$ 2.466675812 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-51}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $0.471746728$ $2.702876088$ 2.142551111 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-13}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.249880982 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-55}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.971881966 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-d2 729.4-d \(\Q(\sqrt{-14}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $7.911362464$ $0.900958696$ 3.809975138 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-59}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $3.931045340$ $0.900958696$ 1.844365202 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-67}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.220139246 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-17}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $9.700410033$ $0.900958696$ 4.239362057 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-71}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $6.200810795$ $0.900958696$ 2.652065087 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-79}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.202731545 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-83}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $6.678624801$ $0.900958696$ 2.641878694 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-21}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 0.589815917 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-87}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $0.733852072$ $2.702876088$ 2.551856687 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-b2 729.1-b \(\Q(\sqrt{-22}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.768340157 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-91}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.188892267 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-b2 729.4-b \(\Q(\sqrt{-95}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $11.51118954$ $0.900958696$ 4.256212231 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a2 729.1-a \(\Q(\sqrt{-103}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.177548196 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-b2 729.4-b \(\Q(\sqrt{-26}) \) \( 3^{6} \) $0 \le r \le 1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 4.659185008 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-a2 729.4-a \(\Q(\sqrt{-107}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $11.04022034$ $0.900958696$ 3.846367046 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-111}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 0.513091290 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-b2 729.1-b \(\Q(\sqrt{-115}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.672118652 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.4-e2 729.4-e \(\Q(\sqrt{-119}) \) \( 3^{6} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $8.664075157$ $1.801917392$ 2.862289800 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-30}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 1.973901604 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-123}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $0.924727711$ $2.702876088$ 2.704386125 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-b2 81.1-b \(\Q(\sqrt{-33}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1.008762844$ $2.702876088$ 2.847800056 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-159}) \) \( 3^{4} \) $0 \le r \le 1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 3.365982008 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
729.1-a1 729.1-a \(\Q(\sqrt{-163}) \) \( 3^{6} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $0.900958696$ 0.141137062 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-b2 81.1-b \(\Q(\sqrt{-42}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1.739234555$ $2.702876088$ 4.352220566 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-183}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 0.399604699 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-219}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 0.365286880 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-b2 81.1-b \(\Q(\sqrt{-57}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 0.358004683 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-b2 81.1-b \(\Q(\sqrt{-231}) \) \( 3^{4} \) $1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1.540139751$ $2.702876088$ 3.286711030 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-b2 81.1-b \(\Q(\sqrt{-66}) \) \( 3^{4} \) 0 $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 1.330804190 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-a2 81.1-a \(\Q(\sqrt{-267}) \) \( 3^{4} \) $0 \le r \le 1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 3.047052003 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
81.1-b2 81.1-b \(\Q(\sqrt{-69}) \) \( 3^{4} \) $0 \le r \le 1$ $\mathsf{trivial}$ $-27$ $N(\mathrm{U}(1))$ $1$ $2.702876088$ 4.076958229 \( -12288000 \) \( \bigl[0\) , \( 0\) , \( 1\) , \( -270\) , \( -1708\bigr] \) ${y}^2+{y}={x}^3-270{x}-1708$
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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.