One starts from the polynomial
      
      and extends one by one with
      
      until the final polynomial defining this rule is reached.
      Note: Polynomials might be truncated due to size!
      The complete polynomials are included in the download.
    
| Node (ball center) | Error (ball radius) | 
|---|---|
| 0.99211470131447783105 + 1.8662606731581885953e-302j | 7.91e-121, 7.91e-121j | 
| -0.3090169943749474241 - 7.3872615071715832052e-309j | 3.69e-125, 3.69e-125j | 
| -0.87630668004386358731 + 2.2584978822680055528e-336j | 1.61e-120, 1.61e-120j | 
| -0.96858316112863111949 + 1.3528903797690557367e-363j | 1.78e-120, 1.78e-120j | 
| 0.92977648588825140366 + 1.7604105737844447405e-382j | 1.94e-120, 1.94e-120j | 
| 0.63742398974868971018 + 1.1396610607481467094e-385j | 3.43e-122, 3.43e-122j | 
| 0.53582679497899661827 + 1.6228329284914635938e-386j | 4.5e-123, 4.5e-123j | 
| -0.92977648588825140366 + 3.8997179967302812487e-383j | 1.93e-120, 1.93e-120j | 
| -0.99211470131447783105 + 7.9485710702742826955e-394j | 8.63e-121, 8.63e-121j | 
| -0.42577929156507264886 + 3.78355958929339427e-406j | 4.77e-124, 4.77e-124j | 
| 0.87630668004386358731 + 7.3626230111252531686e-403j | 1.52e-120, 1.52e-120j | 
| 0.96858316112863111949 + 5.1105240828828532635e-403j | 1.61e-120, 1.61e-120j | 
| -0.8090169943749474241 - 2.9106977784037819674e-402j | 5.38e-121, 5.38e-121j | 
| -0.63742398974868971018 - 9.7664648073706363709e-408j | 2.96e-122, 2.96e-122j | 
| 0.062790519529313376076 - 4.9929036718706826135e-416j | 1.29e-127, 1.29e-127j | 
| 0.8090169943749474241 + 9.0167828319303379697e-414j | 5.46e-121, 5.46e-121j | 
| 0.42577929156507264886 - 5.6848036121888520228e-417j | 6.43e-124, 6.43e-124j | 
| -0.062790519529313376076 + 1.3189475884064768662e-415j | 1.29e-127, 1.29e-127j | 
| -0.72896862742141152315 + 6.123839844774524708e-412j | 1.67e-121, 1.67e-121j | 
| -0.18738131458572463054 + 6.140325570180791137e-421j | 1.87e-126, 1.87e-126j | 
| 0.3090169943749474241 + 1.812437669927901073e-422j | 3.38e-125, 3.38e-125j | 
| 0.72896862742141152315 + 3.8804896998221135012e-421j | 1.49e-121, 1.49e-121j | 
| 0.18738131458572463054 + 3.9407397653271067728e-423j | 1.87e-126, 1.87e-126j | 
| -0.53582679497899661827 - 3.4046626119350159741e-419j | 4.59e-123, 4.59e-123j | 
| Weight (ball center) | Error (ball radius) | 
|---|---|
| 0.0006283367774273776102 - 1.1109267937625992994e-303j | 2.23e-39, 5.93e-98j | 
| 0.036180339887498948482 - 5.1894795521844324074e-304j | 1.2e-39, 3.18e-98j | 
| 0.0092834641004200676346 - 9.2727162870712744548e-305j | 4.53e-40, 1.2e-98j | 
| 0.0024738663991227282538 - 2.3547096302352849336e-305j | 2.94e-40, 7.8e-99j | 
| 0.0054206274515717695371 - 1.6228093744820728962e-303j | 1.16e-40, 3.07e-99j | 
| 0.023747626291714492611 - 1.2495186977943134898e-303j | 6.88e-41, 1.83e-99j | 
| 0.028515585831301452977 + 1.1663146677157743332e-303j | 5.94e-41, 1.58e-99j | 
| 0.0054206274515717695371 + 5.2637170649656555863e-305j | 2.68e-41, 7.11e-100j | 
| 0.0006283367774273776102 + 5.9097948420820121573e-306j | 8.42e-42, 2.24e-100j | 
| 0.032748479794973794204 + 4.3104002470125615811e-304j | 2.99e-42, 7.95e-101j | 
| 0.0092834641004200676346 + 1.4960418493669195842e-303j | 1.66e-42, 4.42e-101j | 
| 0.0024738663991227282538 + 1.9619963540538474854e-303j | 2.21e-42, 5.86e-101j | 
| 0.013819660112501051518 + 1.4319359028988198206e-304j | 1.22e-42, 3.25e-101j | 
| 0.023747626291714492611 + 2.7197374462301499603e-304j | 2.78e-43, 7.38e-102j | 
| 0.039842294026289556621 + 8.0011024670414938359e-304j | 2.1e-44, 5.59e-103j | 
| 0.013819660112501051518 - 1.4085970975477748587e-303j | 1.3e-43, 3.46e-102j | 
| 0.032748479794973794204 - 1.0791700031600361554e-303j | 2.65e-44, 7.03e-103j | 
| 0.039842294026289556621 - 7.0486173637193598395e-304j | 1.2e-44, 3.19e-103j | 
| 0.018744189609413732478 - 2.0325272220069916397e-304j | 1.77e-44, 4.67e-103j | 
| 0.038595529717765028073 + 6.1068112800758888335e-304j | 9.25e-45, 2.46e-103j | 
| 0.036180339887498948482 + 9.8846730604832300668e-304j | 1.47e-45, 3.93e-104j | 
| 0.018744189609413732478 + 1.329358516018642486e-303j | 9.94e-46, 2.67e-104j | 
| 0.038595529717765028073 - 8.9507117116239155415e-304j | 1.23e-45, 3.27e-104j | 
| 0.028515585831301452977 - 3.482945821478046305e-304j | 6.35e-46, 1.47e-104j | 
All rules of Chebyshev U (second kind) type can be downloaded here packed into a single file.