1000-7 = 993
993-7 = 986
986-7 = 979
979-7 = 972
972-7 = 965
965-7 = 958
958-7 = 951
951-7 = 944
944-7 = 937
937-7 = 930
930-7 = 923
923-7 = 916
916-7 = 909
909-7 = 902
902-7 = 895
895-7 = 888
888-7 = 881
881-7 = 874
874-7 = 867
867-7 = 860
860-7 = 853
853-7 = 846
846-7 = 839
839-7 = 832
832-7 = 825
825-7 = 818
818-7 = 811
811-7 = 804
804-7 = 797
797-7 = 790
790-7 = 783
783-7 = 776
776-7 = 769
769-7 = 762
762-7 = 755
755-7 = 748
748-7 = 741
741-7 = 734
734-7 = 727
727-7 = 720
720-7 = 713
713-7 = 706
706-7 = 699
699-7 = 692
692-7 = 685
685-7 = 678
678-7 = 671
671-7 = 664
664-7 = 657
657-7 = 650
650-7 = 643
643-7 = 636
636-7 = 629
629-7 = 622
622-7 = 615
615-7 = 608
608-7 = 601
601-7 = 594
594-7 = 587
587-7 = 580
580-7 = 573
573-7 = 566
566-7 = 559
559-7 = 552
552-7 = 545
545-7 = 538
538-7 = 531
531-7 = 524
524-7 = 517
517-7 = 510
510-7 = 503
503-7 = 496
496-7 = 489
489-7 = 482
482-7 = 475
475-7 = 468
468-7 = 461
461-7 = 454
454-7 = 447
447-7 = 440
440-7 = 433
433-7 = 426
426-7 = 419
419-7 = 412
412-7 = 405
405-7 = 398
398-7 = 391
391-7 = 384
384-7 = 377
377-7 = 370
370-7 = 363
363-7 = 356
356-7 = 349
349-7 = 342
342-7 = 335
335-7 = 328
328-7 = 321
321-7 = 314
314-7 = 307
307-7 = 300
300-7 = 293
293-7 = 286
286-7 = 279
279-7 = 272
272-7 = 265
265-7 = 258
258-7 = 251
251-7 = 244
244-7 = 237
237-7 = 230
230-7 = 223
223-7 = 216
216-7 = 209
209-7 = 202
202-7 = 195
195-7 = 188
188-7 = 181
181-7 = 174
174-7 = 167
167-7 = 160
160-7 = 153
153-7 = 146
146-7 = 139
139-7 = 132
132-7 = 125
125-7 = 118
118-7 = 111
111-7 = 104
104-7 = 97
97-7 = 90
90-7 = 83
83-7 = 76
76-7 = 69
69-7 = 62
62-7 = 55
55-7 = 48
48-7 = 41
41-7 = 34
34-7 = 27
27-7 = 20
20-7 = 13
13-7 = 6
6-7 = -1