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A187794 as a simple table

na(n)
10
20
30
40
50
66
70
80
90
100
110
126
130
140
150
160
170
186
190
200
210
220
230
246
250
260
270
2828
290
306
310
320
330
340
350
366
370
380
390
400
410
426
430
440
450
460
470
486
490
500
510
520
530
546
550
5628
570
580
590
606
610
620
630
640
650
666
670
680
690
700
710
726
730
740
750
760
770
786
790
800
810
820
830
8434
850
860
870
880
890
906
910
920
930
940
950
966
970
980
990
1000
1010
1026
1030
1040
1050
1060
1070
1086
1090
1100
1110
11228
1130
1146

[0,0,0,0,0,6,0,0,0,0,0,6,0,0,0,0,0,6,0,0,0,0,0,6,
 0,0,0,28,0,6,0,0,0,0,0,6,0,0,0,0,0,6,0,0,0,0,0,6,
 0,0,0,0,0,6,0,28,0,0,0,6,0,0,0,0,0,6,0,0,0,0,0,6,
 0,0,0,0,0,6,0,0,0,0,0,34,0,0,0,0,0,6,0,0,0,0,0,6,
 0,0,0,0,0,6,0,0,0,0,0,6,0,0,0,28,0,6]