OFFSET
0,1
COMMENTS
Decimal expansion of the shape (= length/width = (Pi-sqrt(-4+Pi^2))/2) of the lesser pi-contraction rectangle.
See A188738 for an introduction to lesser and greater r-contraction rectangles, their shapes, and partitioning these rectangles into a sets of squares in a manner that matches the continued fractions of their shapes.
FORMULA
EXAMPLE
0.3594330038102770891465453874482200...
MATHEMATICA
r = Pi; t = (r - (-4 + r^2)^(1/2))/2; FullSimplify[t]
N[t, 130]
RealDigits[N[t, 130]][[1]]
ContinuedFraction[t, 120]
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Apr 15 2011
EXTENSIONS
Offset corrected by Alois P. Heinz, Jul 21 2022
STATUS
approved