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A117715 as a simple table

na(n)
00
11
21
30
41
52
61
72
85
910
100
113
1212
1333
1472
151
165
1729
18109
19305
20701
210
228
2370
24360
251292
263640
278658
281
2913
30169
311189
325473
3318901
3453353
35129949
360
3721
38408
393927
4023184
4198145
42328776
43927843
442298912
451
4634
47985
4812970
4998209
50509626
512026009
526624850
5318674305
5446866034

[0,1,1,0,1,2,1,2,5,10,0,3,12,33,72,1,5,29,109,305,
 701,0,8,70,360,1292,3640,8658,1,13,169,1189,5473,
 18901,53353,129949,0,21,408,3927,23184,98145,
 328776,927843,2298912,1,34,985,12970,98209,509626,
 2026009,6624850,18674305,46866034]