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A281298 as a simple table

na(n)
11
20
30
40
50
60
70
81
93
100
118
129
132
141
158
166
174
184
199
200
210
227
239
248
250
260
270
283
291
300
315
321
338
341
355
367
378
382
394
400
414
421
438
447
454
460
473
488
491
500
516
521
533
548
553
564
579
583
593
600
611
621
639
646
658
662
671
686
695
700
718
726
738
745
750
767
771
781
792
800
813
828
833
843
853
868
872
885
893
900
914
921
930
946
953
965
973
982
997
1000

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