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A091194 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
110
121
131
141
151
161
171
182
192
203
213
223
233
244
254
264
274
284
294
305
315
325
335
345
355
366
376
386
396
407
417
428
438
448
458
468
478
489
499
509
519
529
539
5410
5510
5611
5711
5811
5911
6012
6112
6212
6312
6412
6512
6613
6713
6813
6913
7014
7114
7215
7315
7415
7515
7615
7715
7816
7916
8017
8117
8217
8317
8418
8518
8618

[0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,2,2,3,3,3,3,4,
 4,4,4,4,4,5,5,5,5,5,5,6,6,6,6,7,7,8,8,8,8,8,8,9,9,
 9,9,9,9,10,10,11,11,11,11,12,12,12,12,12,12,13,13,
 13,13,14,14,15,15,15,15,15,15,16,16,17,17,17,17,
 18,18,18]