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A115869 as a simple table

na(n)
10
20
30
40
50
60
73
80
90
100
117
120
135
146
150
160
170
180
1915
200
2113
2214
2315
240
259
2610
2715
2812
2913
300
3111
320
330
340
3531
360
3729
3830
3935
400
4125
4226
4327
4428
450
4630
4723
480
4917
5018
510
5220
5345
5430
5519
5624
5725
5826
5923
600
6121
6222
6327
640
650
660
6763
680
6961
7062
7163
720
7357
7458
7559
7660
7761
7870
7955
800

[0,0,0,0,0,0,3,0,0,0,7,0,5,6,0,0,0,0,15,0,13,14,
 15,0,9,10,15,12,13,0,11,0,0,0,31,0,29,30,35,0,25,
 26,27,28,0,30,23,0,17,18,0,20,45,30,19,24,25,26,
 23,0,21,22,27,0,0,0,63,0,61,62,63,0,57,58,59,60,
 61,70,55,0]