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A284270 as a simple table

na(n)
10
20
30
40
50
61
70
80
92
100
110
120
130
140
153
160
170
181
190
201
212
220
230
240
250
263
274
284
290
300
310
320
332
340
351
360
370
380
390
400
412
422
431
440
457
460
470
482
490
501
510
522
530
545
556
560
570
580
590
600
610
624
630
647
652
669
670
680
690
700
714
720
732
740
751
766
777
784
790
800
811
820
831
844
850
860
878
884
890
908
918
920
930
940
950
964
970
984
990
1005
1014
1023
1030
1043
1058
1060
1070
1082
1090
1102
1110
1126
1130
1147
1152
1160
1174
11811
1192
1204

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