Curve

Equation

secp256k1

$y^2=x^3+x+7$

Curve25519

$y^2=x^3+486662x^2+x$

Curve383187

$y^2=x^3+229969x^2+x$

M-221

$y^2=x^3+117050x^2+x$

M-551

$y^2=x^3+530438x^2+x$

Anomalous

$y^2=x^3+1.535{\text{e}}^{62}\cdot x+7.444{\text{e}}^{60}$

BN(2,254)

$y^2=x^3+2$

BrainpollP256t1

$y^2=x^3-3x+4.621{\text{e}}^{76}$

Curve1174

$y^2=x^3-28489x+1926947$

E-222

$y^2=x^3+13333333333x$

E-382

$y^2=x^3-94211737x+352268124782$

E-521

$y^2=x^3+14833242554x+6219980097646$

Ed448-Goldilocks

$y^2=x^3-318383x+692424$

M-383

$y^2=x^3+2065150x^2+x$

NIST P-224

$y^2=x^3-3x+1.896{\text{e}}^{67}$