function ab=sr_plana_dahlquist(dig,nofdig,N)
%SR_PLANA_DAHLQUIST  Recurrence coefficients for the Plana-Dahlquist
%weight function. 
%   AB=SR_PLANA_DAHLQUIST(DIG,NOFDIG,N) generates in DIG-digit
%   arithmetic the first N recurrence coefficients for the weight
%   function w(x)=|x|/(exp(|x|)-1) on [-Inf,Inf] and places them 
%   to NOFDIG digits into the Nx2 array AB.

digits(dig);
mom=mom_plana_dahlquist(dig,N);
ab=schebyshev(dig,N,mom);
ab=vpa(ab,nofdig);
