#include <stdio.h>
#include <gsl/gsl_sf.h>

int main()
{
  int i, m=1000;
  int n=3, p=8;
  double result, x;

  for (i=0; i<m; i++) {
    x = i*0.1;
    result = gsl_sf_hyperg_1F1_int(-n, p+1, x);
    printf("%f %f\n", x, result);
  }
}