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A126971 as a simple table

na(n)
11
21
32
45
56
68
78
82
95
106
112
125
135
143
153
162
172
183
195
206
217
228
230
248
258
264
279
281
292
307
318
320
336
344
355
361
371
383
391
408
419
420
433
444
459
462
477
487
493
505
519
525
537
548
559
564
576
581
591
609
617
629
630
646
655
667
670
689
699
708
713
727
731
743
757
760
771
782
794
801
819
821
836
847
854
864
872
880
898

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