0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
-960
-961
-962
-963
-964
-965
-966
-967
-968
-969
-970
-971
-972
-973
-974
-975
-976
-977
-978
-979
-980
-981
-982
-983
-984
-985
-986
-987
-988
-989
-990