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A021688 as a simple table

na(n)
00
-10
-21
-34
-46
-51
-69
-78
-88
-93
-100
-114
-120
-139
-143
-155
-166
-177
-182
-195
-201
-214
-226
-231
-249
-258
-268
-273
-280
-294
-300
-319
-323
-335
-346
-357
-362
-375
-381
-394
-406
-411
-429
-438
-448
-453
-460
-474
-480
-499
-503
-515
-526
-537
-542
-555
-561
-574
-586
-591
-609
-618
-628
-633
-640
-654
-660
-679
-683
-695
-706
-717
-722
-735
-741
-754
-766
-771
-789
-798
-808
-813
-820
-834
-840
-859
-863
-875
-886
-897
-902
-915
-921
-934
-946
-951
-969
-978
-988

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