Probably Art # 218: Polygon

133-sided polygon with vertices chosen from 20 distance(s) from the origin.

$$ s = .00147668, \; $$ $$ | \lbrace \theta \rbrace | = 133, $$ $$ | \lbrace r \rbrace | = 20,$$ $$ r_0 = 0.2500,$$ $$ R = 1.00, $$ $$r \sim \beta(1.004, 1.471), $$ $$\theta \sim \beta(1.000, 1.000). $$