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A349991 as a simple table

na(n)
00
11
21
31
41
51
66
77
87
97
107
117
126
137
147
157
167
177
186
197
207
217
227
237
246
257
267
277
287
297
306
317
327
337
347
357
3618
3719
3819
3919
4019
4119
4218
4319
4419
4519
4619
4719
4818
4919
5019
5119
5219
5319
5418
5519
5619
5719
5819
5919
6018
6119
6219
6319
6419
6519
6618
6719
6819
6919
7019
7119
7224
7325

[0,1,1,1,1,1,6,7,7,7,7,7,6,7,7,7,7,7,6,7,7,7,7,7,
 6,7,7,7,7,7,6,7,7,7,7,7,18,19,19,19,19,19,18,19,
 19,19,19,19,18,19,19,19,19,19,18,19,19,19,19,19,
 18,19,19,19,19,19,18,19,19,19,19,19,24,25]