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A174903 as a simple table

na(n)
10
20
30
40
50
61
70
80
90
100
110
123
130
140
151
160
170
182
190
201
210
220
230
245
250
260
270
281
290
305
310
320
330
340
351
366
370
380
390
403
410
423
430
440
453
460
470
487
490
500
510
520
530
543
550
563
570
580
590
609
610
620
631
640
650
663
670
680
690
703
710
729
730
740
752
760
771
782
790
805
810
820
830
849
850
860
870
881
890
909
911
920
930
940
950
969
970
980
991
1002
1010
1022
1030
1041
1054

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