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A206590 as a simple table

na(n)
20
30
41
50
60
70
83
92
100
110
121
130
140
150
163
170
182
190
201
210
220
230
243
254
260
278
281
290
300
310
327
330
340
350
365
370
380
390
403
410
420
430
441
452
460
470
483
496
504
510
521
530
548
550
563
570
580
590
601
610
620
632
6415
650
660
670
681
690
700
710
7211
730
740
754
761
770
780
790
803
818
820
830
841
850
860
870
883
890
902
910
921
930
940
950
967
970
986
992

[0,0,1,0,0,0,3,2,0,0,1,0,0,0,3,0,2,0,1,0,0,0,3,4,
 0,8,1,0,0,0,7,0,0,0,5,0,0,0,3,0,0,0,1,2,0,0,3,6,4,
 0,1,0,8,0,3,0,0,0,1,0,0,2,15,0,0,0,1,0,0,0,11,0,0,
 4,1,0,0,0,3,8,0,0,1,0,0,0,3,0,2,0,1,0,0,0,7,0,6,2]