   p     r_1(p) proved   r_c(p) general f   (a*)     rho_c(p) f=z    r_id(p) first order
  12.1    0.42103         0.499635        0.7785    0.500000        0.505335    [11s]
  13.0    0.42052         0.496261        0.8103    0.500000        0.501114    [22s]
  14.0    0.42003         0.492819        0.8359    0.500000        0.496958    [33s]
  16.0    0.41926         0.486814        0.8710    0.499982        0.489961    [44s]
  18.0    0.41867         0.481782        0.8944    0.498366        0.484279    [55s]
  20.0    0.41820         0.477513        0.9110    0.496393        0.479557    [66s]
  24.0    0.41751         0.470657        0.9330    0.492567        0.472121    [77s]
  30.0    0.41683         0.463165        0.9519    0.487614        0.464157    [87s]
  40.0    0.41616         0.454860        0.9679    0.481177        0.455476    [98s]
  50.0    0.41576         0.449358        0.9762    0.476302        0.449791    [109s]
  76.0    0.41523         0.440913        0.9861    0.467672        0.441145    [120s]
 100.0    0.41498         0.436490        0.9901    0.462464        0.436648    [131s]
truncation check at p = 100:  n = 120 -> 0.436490   n = 220 -> 0.436490
f = z threshold exponent at r = 1/2 (deg-1 family): 15.9527
