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A194520 as a simple table

na(n)
13
2-2
31
44
5-1
62
75
80
93
104
111
124
13-1
142
155
160
173
186
191
204
215
222
235
240
253
266
271
284
297
302
315
326
333
346
351
364
377
382
395
408
413
426
437
444
457
462
475
488
493
506
519
524
537
548
555
568
573
586
599
604
617
6210
635
648
659
666
679
684
697
7010
715
728
7311
746
759
7610
777
7810
795
808
8111
826
839
8412
857
8610
8711
888
8911
906
919

[3,-2,1,4,-1,2,5,0,3,4,1,4,-1,2,5,0,3,6,1,4,5,2,5,
 0,3,6,1,4,7,2,5,6,3,6,1,4,7,2,5,8,3,6,7,4,7,2,5,8,
 3,6,9,4,7,8,5,8,3,6,9,4,7,10,5,8,9,6,9,4,7,10,5,8,
 11,6,9,10,7,10,5,8,11,6,9,12,7,10,11,8,11,6,9]