# comment
# another comment, followed by an empty line

0	0	 1.000000	 0.000000
1	1	 0.540302	 0.841471
2	4	-0.416147	 0.909297
3	9	-0.989992	 0.141120
4	16	-0.653644	-0.756802
5	25	 0.283662	-0.958924
6	36	 0.960170	-0.279415
7	49	 0.753902	 0.656987
8	64	-0.145500	 0.989358
9	81	-0.911130	 0.412118