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A104515 as a simple table

na(n)
10
20
30
40
50
60
70
80
91
100
110
120
130
140
153
160
170
181
190
200
214
220
230
240
253
260
274
280
290
302
310
320
334
340
355
365
370
380
394
400
410
424
430
440
457
460
470
480
495
501
514
520
530
546
558
560
574
580
590
605
610
620
637
640
658
668
670
680
694
703
710
726
730
740
758
760
779
789
790
800
817
820
830
845
858
860
874
880
890
909
9111
920
934
940
958
960
970
983
999
1003
1010
1029
1030
1040

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