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A111898 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
211
221
231
241
251
261
271
281
292
302
312
322
332
342
352
362
373
383
393
403
413
424
434
444
454
465
475
485
495
505
515
525
536
546
556
567
577
587
598
608
618
628
638
648
658
668
679
689
699
709
719
7210
7310
7410
7510
7610
7710
7810
7911
8011
8111
8211
8311
8411
8511
8611
8711
8812
8912
9013
9113
9213
9313
9413

[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,
 1,1,1,1,2,2,2,2,2,2,2,2,3,3,3,3,3,4,4,4,4,5,5,5,5,
 5,5,5,6,6,6,7,7,7,8,8,8,8,8,8,8,8,9,9,9,9,9,10,10,
 10,10,10,10,10,11,11,11,11,11,11,11,11,11,12,12,
 13,13,13,13,13]