h = 288*pi**2*e**2*r/(c*d)    =>  h c/(2 pi e^2) = 144*pi*r/d

N    his r/d        rebuilt r/d     rebuilt 144*pi*r/d
5    0.3028976690   0.3028877950    137.023210
10   0.3028807822   0.3028776183    137.018607
30   0.3028746524   0.3028742254    137.017072
60   nan   0.3028738852    137.016918
120  nan   0.3028737985    137.016878

Ewald site potential (mean-zero convention): -2.8372974795   (two eta values agree: -2.8372974795)
Infinite cubic aether, his convention: M = -2.3136987039
r/d = 0.3028737692   144 pi r/d = 137.016865   quon/electron volume ratio N = 1844.538
N=1841: alpha^-1 = 137.0607155  (180.4 ppm)
N=1843: alpha^-1 = 137.0359148  (-0.6154 ppm)
N=1845: alpha^-1 = 137.0111456  (-181.4 ppm)
spacing between neighbouring odd N in alpha^-1: 0.02477  (181 ppm)

Sensitivity of the pure-lattice result:
  his model                                                  lattice alpha^-1 =  137.0169  N =  1844.54 -> 1843  alpha^-1 = 137.0359
  no finite-size correction                                  lattice alpha^-1 =  137.2606  N =  1824.97 -> 1823  alpha^-1 = 137.2853
  spread quon with no void (1/6; inconsistent with his model) lattice alpha^-1 =  137.2202  N =  1828.20 -> 1827  alpha^-1 = 137.2352
  Ewald mean-zero potential (no pi/6 term)                   lattice alpha^-1 =  151.8546  N =   995.32 -> 995  alpha^-1 = 151.8628
