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A021687 as a simple table

na(n)
00
-10
-21
-34
-46
-54
-61
-72
-88
-98
-104
-113
-123
-133
-148
-152
-161
-173
-187
-196
-202
-218
-221
-231
-241
-252
-267
-273
-287
-299
-302
-310
-329
-333
-347
-350
-364
-372
-384
-395
-409
-417
-423
-436
-444
-455
-466
-478
-480
-498
-501
-519
-529
-531
-542
-551
-565
-572
-582
-596
-609
-613
-629
-639
-647
-650
-667
-671
-687
-694
-702
-713
-721
-733
-743
-752
-763
-775
-787
-792
-804
-817
-824
-833
-847
-857
-867
-874
-885
-892
-904
-911
-925
-938
-941
-952
-965
-979
-981

[0,0,1,4,6,4,1,2,8,8,4,3,3,3,8,2,1,3,7,6,2,8,1,1,
 1,2,7,3,7,9,2,0,9,3,7,0,4,2,4,5,9,7,3,6,4,5,6,8,0,
 8,1,9,9,1,2,1,5,2,2,6,9,3,9,9,7,0,7,1,7,4,2,3,1,3,
 3,2,3,5,7,2,4,7,4,3,7,7,7,4,5,2,4,1,5,8,1,2,5,9,1]