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A309821 as a simple table

na(n)
09
12
28
38
45
56
64
76
84
97
105
112
121
138
144
159
166
176
182
198
209
219
224
235
241
251
261
274
282
298
302
317
329
339
344
351
361
374
383
399
403
415
421
438
443
452
465
477
484
493
500
517
527
531
544
558
567
578
585
598
607
613
628
638
645
656
660
678
683
691
707
718
720
733
742
757
763
777
786
796
800
812
826
831
847
859
868
879
884
890
909
916
927
936
941
958
963
978
988
991

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