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A280829 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
110
121
130
140
150
161
170
180
190
202
211
220
230
241
251
260
271
282
291
301
311
322
330
340
351
363
371
380
391
402
412
421
432
443
452
460
472
484
493
501
510
523
532
542
552
563
572
580
592
604
615
620
631
642
653
662
673
685
692
702
713
727
734
741
752
763
774
782
795
804
812
820
834
846
852
862
872
884
893
904

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