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A257927 as a simple table

na(n)
10
23
30
42
50
60
71
80
90
100
111
126
130
140
150
161
175
186
190
200
210
221
234
240
256
260
270
280
291
303
310
320
336
340
350
360
371
382
393
400
410
426
430
440
450
461
472
488
493
500
510
526
530
540
550
561
572
585
595
603
610
620
636
640
650
660
671
682
692
700
717
723
730
740
756
760
770
780
791
801
810
822
830
841
853
860
870
886
890
900
910

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